Finding the Fourth Proportional to 100,745,240,441.76, 139,028,484,587.76 and 55,020,141,828

Step by Step Solution

1. Step 1: Write the proportion equation
   100,745,240,441.76 : 139,028,484,587.76 = 55,020,141,828 : x
2. Step 2: Convert to fraction form
   100,745,240,441.76/139,028,484,587.76 = 55,020,141,828/x
3. Step 3: Cross multiply
   100,745,240,441.76x = 139,028,484,587.76 × 55,020,141,828
4. Step 4: Simplify right side
   100,745,240,441.76x = 7,649,366,940,150,468,182,016
5. Step 5: Solve for x
   x = 7,649,366,940,150,468,182,016/100,745,240,441.76
6. Step 6: Final answer
   x = 75,927,824,546.44