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Finding the Third Proportional to 67,404,906 and 145,192,593

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Solution

The third proportional to 67,404,906 and 145,192,593 is: 312,750,069.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,404,906 : 145,192,593 = 145,192,593 : x
  2. Step 2: Convert to fraction form
    67,404,906/145,192,593 = 145,192,593/x
  3. Step 3: Cross multiply
    67,404,906x = 145,192,593 × 145,192,593
  4. Step 4: Simplify right side
    67,404,906x = 21,080,889,062,063,648
  5. Step 5: Solve for x
    x = 21,080,889,062,063,648/67,404,906
  6. Step 6: Final answer
    x = 312,750,069.88

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.