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Finding the Third Proportional to 29,487,180 and 61,328,568

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Solution

The third proportional to 29,487,180 and 61,328,568 is: 127,553,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,487,180 : 61,328,568 = 61,328,568 : x
  2. Step 2: Convert to fraction form
    29,487,180/61,328,568 = 61,328,568/x
  3. Step 3: Cross multiply
    29,487,180x = 61,328,568 × 61,328,568
  4. Step 4: Simplify right side
    29,487,180x = 3,761,193,252,930,624
  5. Step 5: Solve for x
    x = 3,761,193,252,930,624/29,487,180
  6. Step 6: Final answer
    x = 127,553,508.10

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.