If those numbers are in feet, then the volume is (44' x 32' x 15') = 21,120 cubic feet.
If those numbers are in inches, then the volume is (44" x 32" x 15")/1,728 = 122/9 cubic feet.
1 cubic ft = 1 ft * 1 ft * 1ft 1 cubic ft = 12 in * 12 in * 12 in 1 cubic ft = 1728 cubic inches
12 ft * 72 ft * 12 ft = 10368 cubic feet.
(229 and 1/3) cubic ft.
1,728
That is 187.5 cubic ft.
1 cubic ft of water = 1728 cubic in of water
There are 0.13368 cubic feet in a gallon.
500 cubic feet
64 cubic feet
32 cubic feet
That is 18 cubic ft.
That is 67,200 cubic ft.