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Finding the Fourth Proportional to 1,449,794,229.20, 2,174,691,343.80 and 1,449,794,229.20

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Solution

The fourth proportional to 1,449,794,229.20, 2,174,691,343.80 and 1,449,794,229.20 is: 2,174,691,343.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,794,229.20 : 2,174,691,343.80 = 1,449,794,229.20 : x
  2. Step 2: Convert to fraction form
    1,449,794,229.20/2,174,691,343.80 = 1,449,794,229.20/x
  3. Step 3: Cross multiply
    1,449,794,229.20x = 2,174,691,343.80 × 1,449,794,229.20
  4. Step 4: Simplify right side
    1,449,794,229.20x = 3,152,854,960,532,433,408
  5. Step 5: Solve for x
    x = 3,152,854,960,532,433,408/1,449,794,229.20
  6. Step 6: Final answer
    x = 2,174,691,343.80

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.