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Finding the Third Proportional to 80,082,436 and 174,844,015

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Solution

The third proportional to 80,082,436 and 174,844,015 is: 381,737,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,082,436 : 174,844,015 = 174,844,015 : x
  2. Step 2: Convert to fraction form
    80,082,436/174,844,015 = 174,844,015/x
  3. Step 3: Cross multiply
    80,082,436x = 174,844,015 × 174,844,015
  4. Step 4: Simplify right side
    80,082,436x = 30,570,429,581,320,224
  5. Step 5: Solve for x
    x = 30,570,429,581,320,224/80,082,436
  6. Step 6: Final answer
    x = 381,737,008.87

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.