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Finding the Third Proportional to 80,208,772 and 118,856,561

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Solution

The third proportional to 80,208,772 and 118,856,561 is: 176,126,397.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,208,772 : 118,856,561 = 118,856,561 : x
  2. Step 2: Convert to fraction form
    80,208,772/118,856,561 = 118,856,561/x
  3. Step 3: Cross multiply
    80,208,772x = 118,856,561 × 118,856,561
  4. Step 4: Simplify right side
    80,208,772x = 14,126,882,092,746,720
  5. Step 5: Solve for x
    x = 14,126,882,092,746,720/80,208,772
  6. Step 6: Final answer
    x = 176,126,397.91

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.