Finding the Fourth Proportional to 151,668,356,663.48, 209,222,980,086.47 and 93,778,231,320.42

Step by Step Solution

1. Step 1: Write the proportion equation
   151,668,356,663.48 : 209,222,980,086.47 = 93,778,231,320.42 : x
2. Step 2: Convert to fraction form
   151,668,356,663.48/209,222,980,086.47 = 93,778,231,320.42/x
3. Step 3: Cross multiply
   151,668,356,663.48x = 209,222,980,086.47 × 93,778,231,320.42
4. Step 4: Simplify right side
   151,668,356,663.48x = 19,620,561,024,096,611,074,048
5. Step 5: Solve for x
   x = 19,620,561,024,096,611,074,048/151,668,356,663.48
6. Step 6: Final answer
   x = 129,364,894,930.79