Home / 10,780,129,229.20-16,170,193,843.80-10,635,010,406.80

Finding the Fourth Proportional to 10,780,129,229.20, 16,170,193,843.80 and 10,635,010,406.80

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Solution

The fourth proportional to 10,780,129,229.20, 16,170,193,843.80 and 10,635,010,406.80 is: 15,952,515,610.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,129,229.20 : 16,170,193,843.80 = 10,635,010,406.80 : x
  2. Step 2: Convert to fraction form
    10,780,129,229.20/16,170,193,843.80 = 10,635,010,406.80/x
  3. Step 3: Cross multiply
    10,780,129,229.20x = 16,170,193,843.80 × 10,635,010,406.80
  4. Step 4: Simplify right side
    10,780,129,229.20x = 171,970,179,808,786,284,544
  5. Step 5: Solve for x
    x = 171,970,179,808,786,284,544/10,780,129,229.20
  6. Step 6: Final answer
    x = 15,952,515,610.20

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Double scale
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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.