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Finding the Third Proportional to 55,857,006 and 87,180,198

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Solution

The third proportional to 55,857,006 and 87,180,198 is: 136,068,641.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,857,006 : 87,180,198 = 87,180,198 : x
  2. Step 2: Convert to fraction form
    55,857,006/87,180,198 = 87,180,198/x
  3. Step 3: Cross multiply
    55,857,006x = 87,180,198 × 87,180,198
  4. Step 4: Simplify right side
    55,857,006x = 7,600,386,923,319,204
  5. Step 5: Solve for x
    x = 7,600,386,923,319,204/55,857,006
  6. Step 6: Final answer
    x = 136,068,641.48

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.