Home / 10,947,121,321.76-15,107,613,995.94-6,124,198,597.88

Finding the Fourth Proportional to 10,947,121,321.76, 15,107,613,995.94 and 6,124,198,597.88

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Solution

The fourth proportional to 10,947,121,321.76, 15,107,613,995.94 and 6,124,198,597.88 is: 8,451,722,213.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,947,121,321.76 : 15,107,613,995.94 = 6,124,198,597.88 : x
  2. Step 2: Convert to fraction form
    10,947,121,321.76/15,107,613,995.94 = 6,124,198,597.88/x
  3. Step 3: Cross multiply
    10,947,121,321.76x = 15,107,613,995.94 × 6,124,198,597.88
  4. Step 4: Simplify right side
    10,947,121,321.76x = 92,522,028,451,248,013,312
  5. Step 5: Solve for x
    x = 92,522,028,451,248,013,312/10,947,121,321.76
  6. Step 6: Final answer
    x = 8,451,722,213.71

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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.