0.0094
0.0125
0.46875
77 billion, 537 million, 320
1,000,000,000/320 = 3,125,000. You seem not to be aware but you could have obtained the answer much more easily and quickly by using the calculator that comes as part of your computer.
32 billion divided 320 million = 0.1
One billion divided by 320 million equals 3.125
0.0062
850000000000 / 320000000 = 2,656.25
0.0125
0.0067
0.0094
0.0125
0.46875
77 billion, 537 million, 320
0.0031
0.0043