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Finding the Fourth Proportional to 2,491,566,807.70, 3,737,350,211.56 and 2,491,566,807.70

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Solution

The fourth proportional to 2,491,566,807.70, 3,737,350,211.56 and 2,491,566,807.70 is: 3,737,350,211.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,566,807.70 : 3,737,350,211.56 = 2,491,566,807.70 : x
  2. Step 2: Convert to fraction form
    2,491,566,807.70/3,737,350,211.56 = 2,491,566,807.70/x
  3. Step 3: Cross multiply
    2,491,566,807.70x = 3,737,350,211.56 × 2,491,566,807.70
  4. Step 4: Simplify right side
    2,491,566,807.70x = 9,311,857,735,873,468,416
  5. Step 5: Solve for x
    x = 9,311,857,735,873,468,416/2,491,566,807.70
  6. Step 6: Final answer
    x = 3,737,350,211.56

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Double scale
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1.5x scale

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.