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Finding the Third Proportional to 36,383,863.50 and 78,818,103

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Solution

The third proportional to 36,383,863.50 and 78,818,103 is: 170,743,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,383,863.50 : 78,818,103 = 78,818,103 : x
  2. Step 2: Convert to fraction form
    36,383,863.50/78,818,103 = 78,818,103/x
  3. Step 3: Cross multiply
    36,383,863.50x = 78,818,103 × 78,818,103
  4. Step 4: Simplify right side
    36,383,863.50x = 6,212,293,360,518,609
  5. Step 5: Solve for x
    x = 6,212,293,360,518,609/36,383,863.50
  6. Step 6: Final answer
    x = 170,743,092.21

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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.