Home / 3,947,593,033.70-5,921,389,550.55-3,327,720,251.30

Finding the Fourth Proportional to 3,947,593,033.70, 5,921,389,550.55 and 3,327,720,251.30

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Solution

The fourth proportional to 3,947,593,033.70, 5,921,389,550.55 and 3,327,720,251.30 is: 4,991,580,376.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,593,033.70 : 5,921,389,550.55 = 3,327,720,251.30 : x
  2. Step 2: Convert to fraction form
    3,947,593,033.70/5,921,389,550.55 = 3,327,720,251.30/x
  3. Step 3: Cross multiply
    3,947,593,033.70x = 5,921,389,550.55 × 3,327,720,251.30
  4. Step 4: Simplify right side
    3,947,593,033.70x = 19,704,727,923,201,441,792
  5. Step 5: Solve for x
    x = 19,704,727,923,201,441,792/3,947,593,033.70
  6. Step 6: Final answer
    x = 4,991,580,376.95

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Double scale
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Similar ratio
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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.