Formula to convert 45.5 liters to gallons is to multiply 45.5 by 0.264172 (this is the value for 1 liter to gallon).
Convert 45.5 Liters to Gallons results
45.5 x 0.264172052 = 12.0198283842
45.5 l = 12.02 gal
To conclude the answer for 45.5 liters is twelve point zero two gallons