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Finding the Third Proportional to 118,837,206 and 251,981,766

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Solution

The third proportional to 118,837,206 and 251,981,766 is: 534,300,767.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,837,206 : 251,981,766 = 251,981,766 : x
  2. Step 2: Convert to fraction form
    118,837,206/251,981,766 = 251,981,766/x
  3. Step 3: Cross multiply
    118,837,206x = 251,981,766 × 251,981,766
  4. Step 4: Simplify right side
    118,837,206x = 63,494,810,396,478,752
  5. Step 5: Solve for x
    x = 63,494,810,396,478,752/118,837,206
  6. Step 6: Final answer
    x = 534,300,767.69

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.