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Finding the Third Proportional to 118,687,684 and 250,128,008

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Solution

The third proportional to 118,687,684 and 250,128,008 is: 527,131,529.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,687,684 : 250,128,008 = 250,128,008 : x
  2. Step 2: Convert to fraction form
    118,687,684/250,128,008 = 250,128,008/x
  3. Step 3: Cross multiply
    118,687,684x = 250,128,008 × 250,128,008
  4. Step 4: Simplify right side
    118,687,684x = 62,564,020,386,048,064
  5. Step 5: Solve for x
    x = 62,564,020,386,048,064/118,687,684
  6. Step 6: Final answer
    x = 527,131,529.38

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.