Home / 7,882,664,157.70-10,876,906,396.34-4,787,592,976.78

Finding the Fourth Proportional to 7,882,664,157.70, 10,876,906,396.34 and 4,787,592,976.78

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Solution

The fourth proportional to 7,882,664,157.70, 10,876,906,396.34 and 4,787,592,976.78 is: 6,606,167,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,664,157.70 : 10,876,906,396.34 = 4,787,592,976.78 : x
  2. Step 2: Convert to fraction form
    7,882,664,157.70/10,876,906,396.34 = 4,787,592,976.78/x
  3. Step 3: Cross multiply
    7,882,664,157.70x = 10,876,906,396.34 × 4,787,592,976.78
  4. Step 4: Simplify right side
    7,882,664,157.70x = 52,074,200,672,198,017,024
  5. Step 5: Solve for x
    x = 52,074,200,672,198,017,024/7,882,664,157.70
  6. Step 6: Final answer
    x = 6,606,167,614.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.