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Finding the Third Proportional to 62,561,421 and 136,244,817

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Solution

The third proportional to 62,561,421 and 136,244,817 is: 296,710,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,561,421 : 136,244,817 = 136,244,817 : x
  2. Step 2: Convert to fraction form
    62,561,421/136,244,817 = 136,244,817/x
  3. Step 3: Cross multiply
    62,561,421x = 136,244,817 × 136,244,817
  4. Step 4: Simplify right side
    62,561,421x = 18,562,650,159,363,488
  5. Step 5: Solve for x
    x = 18,562,650,159,363,488/62,561,421
  6. Step 6: Final answer
    x = 296,710,814.15

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.