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Finding the Third Proportional to 168,469,348.50 and 367,942,915.13

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Solution

The third proportional to 168,469,348.50 and 367,942,915.13 is: 803,600,120.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,469,348.50 : 367,942,915.13 = 367,942,915.13 : x
  2. Step 2: Convert to fraction form
    168,469,348.50/367,942,915.13 = 367,942,915.13/x
  3. Step 3: Cross multiply
    168,469,348.50x = 367,942,915.13 × 367,942,915.13
  4. Step 4: Simplify right side
    168,469,348.50x = 135,381,988,790,682,960
  5. Step 5: Solve for x
    x = 135,381,988,790,682,960/168,469,348.50
  6. Step 6: Final answer
    x = 803,600,120.71

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.