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Finding the Third Proportional to 79,493,949 and 119,638,962

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Solution

The third proportional to 79,493,949 and 119,638,962 is: 180,057,493.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,493,949 : 119,638,962 = 119,638,962 : x
  2. Step 2: Convert to fraction form
    79,493,949/119,638,962 = 119,638,962/x
  3. Step 3: Cross multiply
    79,493,949x = 119,638,962 × 119,638,962
  4. Step 4: Simplify right side
    79,493,949x = 14,313,481,228,437,444
  5. Step 5: Solve for x
    x = 14,313,481,228,437,444/79,493,949
  6. Step 6: Final answer
    x = 180,057,493.79

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.