Finding the Fourth Proportional to 111,084,493,323.30, 153,293,993,336.33 and 65,361,730,249.43

Step by Step Solution

1. Step 1: Write the proportion equation
   111,084,493,323.30 : 153,293,993,336.33 = 65,361,730,249.43 : x
2. Step 2: Convert to fraction form
   111,084,493,323.30/153,293,993,336.33 = 65,361,730,249.43/x
3. Step 3: Cross multiply
   111,084,493,323.30x = 153,293,993,336.33 × 65,361,730,249.43
4. Step 4: Simplify right side
   111,084,493,323.30x = 10,019,560,641,306,355,040,256
5. Step 5: Solve for x
   x = 10,019,560,641,306,355,040,256/111,084,493,323.30
6. Step 6: Final answer
   x = 90,197,653,529.78