Finding the Fourth Proportional to 116,231,153.67, 160,398,977.67 and 64,020,189.34

Step by Step Solution

1. Step 1: Write the proportion equation
   116,231,153.67 : 160,398,977.67 = 64,020,189.34 : x
2. Step 2: Convert to fraction form
   116,231,153.67/160,398,977.67 = 64,020,189.34/x
3. Step 3: Cross multiply
   116,231,153.67x = 160,398,977.67 × 64,020,189.34
4. Step 4: Simplify right side
   116,231,153.67x = 10,268,772,920,395,940
5. Step 5: Solve for x
   x = 10,268,772,920,395,940/116,231,153.67
6. Step 6: Final answer
   x = 88,347,853.36