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Finding the Third Proportional to 155,966,731 and 337,940,445

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Solution

The third proportional to 155,966,731 and 337,940,445 is: 732,231,442.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,966,731 : 337,940,445 = 337,940,445 : x
  2. Step 2: Convert to fraction form
    155,966,731/337,940,445 = 337,940,445/x
  3. Step 3: Cross multiply
    155,966,731x = 337,940,445 × 337,940,445
  4. Step 4: Simplify right side
    155,966,731x = 114,203,744,366,798,032
  5. Step 5: Solve for x
    x = 114,203,744,366,798,032/155,966,731
  6. Step 6: Final answer
    x = 732,231,442.15

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.