How many quarts is 4 gallons 3 quarts?

To convert 4 gallons 3 quarts to quarts, we first convert the gallons to quarts. 4 gallons is equal to 4 x 4 = 16 quarts. Adding the 3 quarts to the 16 quarts gives a total of 19 quarts. Therefore, 4 gallons 3 quarts is equal to 19 quarts.