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Finding the Third Proportional to 45,917,721.50 and 99,906,443

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Solution

The third proportional to 45,917,721.50 and 99,906,443 is: 217,373,533.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,917,721.50 : 99,906,443 = 99,906,443 : x
  2. Step 2: Convert to fraction form
    45,917,721.50/99,906,443 = 99,906,443/x
  3. Step 3: Cross multiply
    45,917,721.50x = 99,906,443 × 99,906,443
  4. Step 4: Simplify right side
    45,917,721.50x = 9,981,297,352,912,248
  5. Step 5: Solve for x
    x = 9,981,297,352,912,248/45,917,721.50
  6. Step 6: Final answer
    x = 217,373,533.07

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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.