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Finding the Third Proportional to 66,800,344 and 103,432,756

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Solution

The third proportional to 66,800,344 and 103,432,756 is: 160,153,891.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,800,344 : 103,432,756 = 103,432,756 : x
  2. Step 2: Convert to fraction form
    66,800,344/103,432,756 = 103,432,756/x
  3. Step 3: Cross multiply
    66,800,344x = 103,432,756 × 103,432,756
  4. Step 4: Simplify right side
    66,800,344x = 10,698,335,013,755,536
  5. Step 5: Solve for x
    x = 10,698,335,013,755,536/66,800,344
  6. Step 6: Final answer
    x = 160,153,891.03

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.