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Finding the Third Proportional to 57,542,859 and 87,750,513

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Solution

The third proportional to 57,542,859 and 87,750,513 is: 133,815,953.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,542,859 : 87,750,513 = 87,750,513 : x
  2. Step 2: Convert to fraction form
    57,542,859/87,750,513 = 87,750,513/x
  3. Step 3: Cross multiply
    57,542,859x = 87,750,513 × 87,750,513
  4. Step 4: Simplify right side
    57,542,859x = 7,700,152,531,763,169
  5. Step 5: Solve for x
    x = 7,700,152,531,763,169/57,542,859
  6. Step 6: Final answer
    x = 133,815,953.28

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.