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Finding the Fourth Proportional to 3,687,029,862.85, 5,530,544,794.28 and 3,687,029,862.85

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Solution

The fourth proportional to 3,687,029,862.85, 5,530,544,794.28 and 3,687,029,862.85 is: 5,530,544,794.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687,029,862.85 : 5,530,544,794.28 = 3,687,029,862.85 : x
  2. Step 2: Convert to fraction form
    3,687,029,862.85/5,530,544,794.28 = 3,687,029,862.85/x
  3. Step 3: Cross multiply
    3,687,029,862.85x = 5,530,544,794.28 × 3,687,029,862.85
  4. Step 4: Simplify right side
    3,687,029,862.85x = 20,391,283,814,339,969,024
  5. Step 5: Solve for x
    x = 20,391,283,814,339,969,024/3,687,029,862.85
  6. Step 6: Final answer
    x = 5,530,544,794.28

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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.