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Finding the Third Proportional to 132,668,249 and 287,067,502

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Solution

The third proportional to 132,668,249 and 287,067,502 is: 621,156,541.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,668,249 : 287,067,502 = 287,067,502 : x
  2. Step 2: Convert to fraction form
    132,668,249/287,067,502 = 287,067,502/x
  3. Step 3: Cross multiply
    132,668,249x = 287,067,502 × 287,067,502
  4. Step 4: Simplify right side
    132,668,249x = 82,407,750,704,520,000
  5. Step 5: Solve for x
    x = 82,407,750,704,520,000/132,668,249
  6. Step 6: Final answer
    x = 621,156,541.42

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.