Finding the Third Proportional to 161,039,680,620 and 240,163,003,170

Step by Step Solution

1. Step 1: Write the proportion equation
   161,039,680,620 : 240,163,003,170 = 240,163,003,170 : x
2. Step 2: Convert to fraction form
   161,039,680,620/240,163,003,170 = 240,163,003,170/x
3. Step 3: Cross multiply
   161,039,680,620x = 240,163,003,170 × 240,163,003,170
4. Step 4: Simplify right side
   161,039,680,620x = 57,678,268,091,633,433,051,136
5. Step 5: Solve for x
   x = 57,678,268,091,633,433,051,136/161,039,680,620
6. Step 6: Final answer
   x = 358,161,838,557.88