Finding the Fourth Proportional to 201,040,842,216.96, 277,434,105,552.72 and 109,587,390,683.76

Step by Step Solution

1. Step 1: Write the proportion equation
   201,040,842,216.96 : 277,434,105,552.72 = 109,587,390,683.76 : x
2. Step 2: Convert to fraction form
   201,040,842,216.96/277,434,105,552.72 = 109,587,390,683.76/x
3. Step 3: Cross multiply
   201,040,842,216.96x = 277,434,105,552.72 × 109,587,390,683.76
4. Step 4: Simplify right side
   201,040,842,216.96x = 30,403,279,714,205,430,710,272
5. Step 5: Solve for x
   x = 30,403,279,714,205,430,710,272/201,040,842,216.96
6. Step 6: Final answer
   x = 151,229,369,012.47