Finding the Third Proportional to 151,939,832 and 309,249,316

Step by Step Solution

1. Step 1: Write the proportion equation
   151,939,832 : 309,249,316 = 309,249,316 : x
2. Step 2: Convert to fraction form
   151,939,832/309,249,316 = 309,249,316/x
3. Step 3: Cross multiply
   151,939,832x = 309,249,316 × 309,249,316
4. Step 4: Simplify right side
   151,939,832x = 95,635,139,446,467,856
5. Step 5: Solve for x
   x = 95,635,139,446,467,856/151,939,832
6. Step 6: Final answer
   x = 629,427,702.98