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Finding the Third Proportional to 135,177,491 and 277,521,082

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Solution

The third proportional to 135,177,491 and 277,521,082 is: 569,754,257.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,177,491 : 277,521,082 = 277,521,082 : x
  2. Step 2: Convert to fraction form
    135,177,491/277,521,082 = 277,521,082/x
  3. Step 3: Cross multiply
    135,177,491x = 277,521,082 × 277,521,082
  4. Step 4: Simplify right side
    135,177,491x = 77,017,950,954,450,720
  5. Step 5: Solve for x
    x = 77,017,950,954,450,720/135,177,491
  6. Step 6: Final answer
    x = 569,754,257.05

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.