Liters to Gallons Formula
Before going to the liters to gallons formula, let us recall what are "liters" and "gallons". These are the units of volume that are used to measure liquids. "Liter" is the SI unit of volume in the metric system and it can be abbreviated using the letters l (or) L. "Gallon" is a customary unit of volume in the US and it can be abbreviated as a gal.
 1 liter = 1000 milliliters (or) 1000 cubic centimeters.
 1 gallon = 4 quarts (or) 8 pints (or) 16 cups.
Liters can be converted into gallons using the liters to gallons formula.
What is Liters to Gallons Formula?
The liters to gallons formula is really helpful in solving the problems related to fluids. The conversion formula relating gallons and liters is:

1 liter = 0.264172 gallons
From this, the liters to gallons formula is:

gallons = 0.264172 * liters
i.e., we just multiply the liters by 0.264172 to convert them into liters.
Let us see the applications of the liters to gallons formula in the following section.

Example 1: A water bottle can hold 2 liters of water. Can you find its volume in gallons?
Solution:
To find: The volume of the given bottle in gallons.
The volume of the given bottle = 2 liters.
Using the liters to gallons formula,
gallons = 0.264172 * liters
gallons = 0.264172 * 2 = 0.528344
Answer: The volume of the given bottle = 0.528344 gallons.

Example 2: The volume of a kitchen trash bin is 10 liters. How many gallons of trash that the kitchen trash bin can hold?
Solution:
To find: The volume of the kitchen trash bin in gallons.
The volume of the given kitchen trash bin = 10 liters.
Using the liters to gallons formula,
gallons = 0.264172 * liters
gallons = 0.264172 * 10 = 2.64172
Answer: The volume of the given kitchen trash bin = 2.64172 gallons.