Home / 8,149,151,921.70-12,223,727,882.55-8,149,151,921.70

Finding the Fourth Proportional to 8,149,151,921.70, 12,223,727,882.55 and 8,149,151,921.70

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Solution

The fourth proportional to 8,149,151,921.70, 12,223,727,882.55 and 8,149,151,921.70 is: 12,223,727,882.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,151,921.70 : 12,223,727,882.55 = 8,149,151,921.70 : x
  2. Step 2: Convert to fraction form
    8,149,151,921.70/12,223,727,882.55 = 8,149,151,921.70/x
  3. Step 3: Cross multiply
    8,149,151,921.70x = 12,223,727,882.55 × 8,149,151,921.70
  4. Step 4: Simplify right side
    8,149,151,921.70x = 99,613,015,564,420,202,496
  5. Step 5: Solve for x
    x = 99,613,015,564,420,202,496/8,149,151,921.70
  6. Step 6: Final answer
    x = 12,223,727,882.55

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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.