>>11244823get the volume of a sphere with 1 diameter ( pi * (0.5 ^ 3) *4 / 3 )
stretch it 2.96 in the x direction, so multiply the volume by 2.96
stretch it 2.96 in the y direction, so multiply that volume by 2.96
stretch it 1.25 in the z direction, so multiply that volume by 1.25