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Finding the Third Proportional to 54,690,810 and 84,656,376

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Solution

The third proportional to 54,690,810 and 84,656,376 is: 131,040,333.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,690,810 : 84,656,376 = 84,656,376 : x
  2. Step 2: Convert to fraction form
    54,690,810/84,656,376 = 84,656,376/x
  3. Step 3: Cross multiply
    54,690,810x = 84,656,376 × 84,656,376
  4. Step 4: Simplify right side
    54,690,810x = 7,166,701,997,453,376
  5. Step 5: Solve for x
    x = 7,166,701,997,453,376/54,690,810
  6. Step 6: Final answer
    x = 131,040,333.79

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.