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Finding the Third Proportional to 59,354,412 and 128,860,744

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Solution

The third proportional to 59,354,412 and 128,860,744 is: 279,761,702.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,354,412 : 128,860,744 = 128,860,744 : x
  2. Step 2: Convert to fraction form
    59,354,412/128,860,744 = 128,860,744/x
  3. Step 3: Cross multiply
    59,354,412x = 128,860,744 × 128,860,744
  4. Step 4: Simplify right side
    59,354,412x = 16,605,091,344,233,536
  5. Step 5: Solve for x
    x = 16,605,091,344,233,536/59,354,412
  6. Step 6: Final answer
    x = 279,761,702.37

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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.