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Finding the Third Proportional to 30,280,892 and 66,423,727

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Solution

The third proportional to 30,280,892 and 66,423,727 is: 145,706,127.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,280,892 : 66,423,727 = 66,423,727 : x
  2. Step 2: Convert to fraction form
    30,280,892/66,423,727 = 66,423,727/x
  3. Step 3: Cross multiply
    30,280,892x = 66,423,727 × 66,423,727
  4. Step 4: Simplify right side
    30,280,892x = 4,412,111,508,570,529
  5. Step 5: Solve for x
    x = 4,412,111,508,570,529/30,280,892
  6. Step 6: Final answer
    x = 145,706,127.43

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.