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Finding the Third Proportional to 253,780,938 and 382,351,599

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Solution

The third proportional to 253,780,938 and 382,351,599 is: 576,058,810.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,780,938 : 382,351,599 = 382,351,599 : x
  2. Step 2: Convert to fraction form
    253,780,938/382,351,599 = 382,351,599/x
  3. Step 3: Cross multiply
    253,780,938x = 382,351,599 × 382,351,599
  4. Step 4: Simplify right side
    253,780,938x = 146,192,745,257,856,800
  5. Step 5: Solve for x
    x = 146,192,745,257,856,800/253,780,938
  6. Step 6: Final answer
    x = 576,058,810.44

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.