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Finding the Third Proportional to 56,281,600 and 121,957,631

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Solution

The third proportional to 56,281,600 and 121,957,631 is: 264,272,226.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,281,600 : 121,957,631 = 121,957,631 : x
  2. Step 2: Convert to fraction form
    56,281,600/121,957,631 = 121,957,631/x
  3. Step 3: Cross multiply
    56,281,600x = 121,957,631 × 121,957,631
  4. Step 4: Simplify right side
    56,281,600x = 14,873,663,759,132,160
  5. Step 5: Solve for x
    x = 14,873,663,759,132,160/56,281,600
  6. Step 6: Final answer
    x = 264,272,226.79

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.