To convert square miles to square feet, multiply the number of miles by 27878400
To convert from square feet to sq miles, multiply by 3.587E-08.
Multiply square miles by 27,878,400 to get square feet.
Square miles x 27,878,400 = square feet
0.00108 square miles.
To convert from square feet to square miles, multiply by 3.587E-08.
Multiply square feet by 0.000000035870064 to get square miles.63,360 x 0.000000035870064 = about 0.00227272727 square miles.
Multiply square miles by 27,878,400 to get square feet: 120 x 27878400 = 3,345,408,000 square feet
1 square mile = 5280 x 5280 square feet = 27,878,400 square feet, so multiply the number of miles by 27,878,400 to convert the area from square miles to square feet.
That is impossible, because linear miles are a 'length' and square feet cover an 'area'.
That's easy, you don't. Cubic feet is volume and square miles is area.
(There are 27,880,000 square feet in one square mile). So, 268,601 square miles x 27,880,000 square feet = 7.488 trillion square feet. (7,488,000,000,000 square feet.)