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Finding the Third Proportional to 80,697,681 and 167,137,389

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Solution

The third proportional to 80,697,681 and 167,137,389 is: 346,167,404.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,697,681 : 167,137,389 = 167,137,389 : x
  2. Step 2: Convert to fraction form
    80,697,681/167,137,389 = 167,137,389/x
  3. Step 3: Cross multiply
    80,697,681x = 167,137,389 × 167,137,389
  4. Step 4: Simplify right side
    80,697,681x = 27,934,906,801,737,320
  5. Step 5: Solve for x
    x = 27,934,906,801,737,320/80,697,681
  6. Step 6: Final answer
    x = 346,167,404.76

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.