r=15

The volume of a sphere is equal to 43 times Pi π times the radius cubed.

43⋅π⋅(radius)3

Substitute the value of the radius r=15 into the formula to find the volume of the sphere. Pi π is approximately equal to 3.14.

43⋅π⋅(15)3

Combine 43 and π.

4π3⋅(15)3

Apply the product rule to 15.

4π3⋅1353

One to any power is one.

4π3⋅153

Raise 5 to the power of 3.

4π3⋅1125

4π3⋅1125

Multiply 4π3 and 1125.

4π3⋅125

Multiply 3 by 125.

4π375

4π375

The result can be shown in multiple forms.

Exact Form:

4π375

Decimal Form:

0.03351032…

Find the Volume sphere (1/5)