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Finding the Third Proportional to 331,267,860 and 717,743,976

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Solution

The third proportional to 331,267,860 and 717,743,976 is: 1,555,105,331.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,267,860 : 717,743,976 = 717,743,976 : x
  2. Step 2: Convert to fraction form
    331,267,860/717,743,976 = 717,743,976/x
  3. Step 3: Cross multiply
    331,267,860x = 717,743,976 × 717,743,976
  4. Step 4: Simplify right side
    331,267,860x = 515,156,415,084,288,576
  5. Step 5: Solve for x
    x = 515,156,415,084,288,576/331,267,860
  6. Step 6: Final answer
    x = 1,555,105,331.03

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.