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Finding the Third Proportional to 62,930,499 and 138,349,359

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Solution

The third proportional to 62,930,499 and 138,349,359 is: 304,153,716.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,930,499 : 138,349,359 = 138,349,359 : x
  2. Step 2: Convert to fraction form
    62,930,499/138,349,359 = 138,349,359/x
  3. Step 3: Cross multiply
    62,930,499x = 138,349,359 × 138,349,359
  4. Step 4: Simplify right side
    62,930,499x = 19,140,545,135,710,880
  5. Step 5: Solve for x
    x = 19,140,545,135,710,880/62,930,499
  6. Step 6: Final answer
    x = 304,153,716.24

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.