Formula to convert 550 liters to gallons is to multiply 550 by 0.264172 (this is the value for 1 liter to gallon).
Convert 550 Liters to Gallons results
550 x 0.264172052 = 145.29462882
550 l = 145.29 gal
To conclude the answer for 550 liters is one hundred forty five point twenty nine gallons