Finding the Third Proportional to 90,116,718,770 and 187,649,665,024

Step by Step Solution

1. Step 1: Write the proportion equation
   90,116,718,770 : 187,649,665,024 = 187,649,665,024 : x
2. Step 2: Convert to fraction form
   90,116,718,770/187,649,665,024 = 187,649,665,024/x
3. Step 3: Cross multiply
   90,116,718,770x = 187,649,665,024 × 187,649,665,024
4. Step 4: Simplify right side
   90,116,718,770x = 35,212,396,783,619,408,920,576
5. Step 5: Solve for x
   x = 35,212,396,783,619,408,920,576/90,116,718,770
6. Step 6: Final answer
   x = 390,742,109,391.38