My best guess from the wording is 200,000,902.1
That's not a typo. Sounds like it's 200,000,901 + 1.1
It would look like this: 9 602 11.3
1.1
11.3
It is 5300029.6
eleven and one tenth
111.6
It would look like this: 9 602 11.3
five hundred eleven and six tenths
One hundred fifty tenths in decimal form is 15.0 One hundred, and fifty tenths, in decimal form is 105.0
1.1
11.7
11.3
It is 5300029.6
411.3
500.11
eleven and one tenth
11.5