Finding the Fourth Proportional to 101,105,353,507.05, 139,458,189,639.20 and 65,022,031,521.18

Step by Step Solution

1. Step 1: Write the proportion equation
   101,105,353,507.05 : 139,458,189,639.20 = 65,022,031,521.18 : x
2. Step 2: Convert to fraction form
   101,105,353,507.05/139,458,189,639.20 = 65,022,031,521.18/x
3. Step 3: Cross multiply
   101,105,353,507.05x = 139,458,189,639.20 × 65,022,031,521.18
4. Step 4: Simplify right side
   101,105,353,507.05x = 9,067,854,802,606,761,181,184
5. Step 5: Solve for x
   x = 9,067,854,802,606,761,181,184/101,105,353,507.05
6. Step 6: Final answer
   x = 89,687,187,553.08