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Finding the Third Proportional to 7,968,614,727 and 11,909,002,755

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Solution

The third proportional to 7,968,614,727 and 11,909,002,755 is: 17,797,867,192.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968,614,727 : 11,909,002,755 = 11,909,002,755 : x
  2. Step 2: Convert to fraction form
    7,968,614,727/11,909,002,755 = 11,909,002,755/x
  3. Step 3: Cross multiply
    7,968,614,727x = 11,909,002,755 × 11,909,002,755
  4. Step 4: Simplify right side
    7,968,614,727x = 141,824,346,618,597,588,992
  5. Step 5: Solve for x
    x = 141,824,346,618,597,588,992/7,968,614,727
  6. Step 6: Final answer
    x = 17,797,867,192.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.