Formula to convert 50.5 liters to gallons is to multiply 50.5 by 0.264172 (this is the value for 1 liter to gallon).
Convert 50.5 Liters to Gallons results
50.5 x 0.264172052 = 13.3406886462
50.5 l = 13.34 gal
To conclude the answer for 50.5 liters is thirteen point thirty four gallons