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Finding the Third Proportional to 131,943,882 and 201,328,503

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Solution

The third proportional to 131,943,882 and 201,328,503 is: 307,200,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,943,882 : 201,328,503 = 201,328,503 : x
  2. Step 2: Convert to fraction form
    131,943,882/201,328,503 = 201,328,503/x
  3. Step 3: Cross multiply
    131,943,882x = 201,328,503 × 201,328,503
  4. Step 4: Simplify right side
    131,943,882x = 40,533,166,120,221,008
  5. Step 5: Solve for x
    x = 40,533,166,120,221,008/131,943,882
  6. Step 6: Final answer
    x = 307,200,042.21

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.