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Finding the Fourth Proportional to 2,331,867,738.78, 3,497,801,608.16 and 2,331,867,738.78

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Solution

The fourth proportional to 2,331,867,738.78, 3,497,801,608.16 and 2,331,867,738.78 is: 3,497,801,608.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331,867,738.78 : 3,497,801,608.16 = 2,331,867,738.78 : x
  2. Step 2: Convert to fraction form
    2,331,867,738.78/3,497,801,608.16 = 2,331,867,738.78/x
  3. Step 3: Cross multiply
    2,331,867,738.78x = 3,497,801,608.16 × 2,331,867,738.78
  4. Step 4: Simplify right side
    2,331,867,738.78x = 8,156,410,726,709,448,704
  5. Step 5: Solve for x
    x = 8,156,410,726,709,448,704/2,331,867,738.78
  6. Step 6: Final answer
    x = 3,497,801,608.16

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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.