Home / 10,780,129,230.20-16,170,193,845.30-10,635,010,407.80

Finding the Fourth Proportional to 10,780,129,230.20, 16,170,193,845.30 and 10,635,010,407.80

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Solution

The fourth proportional to 10,780,129,230.20, 16,170,193,845.30 and 10,635,010,407.80 is: 15,952,515,611.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,129,230.20 : 16,170,193,845.30 = 10,635,010,407.80 : x
  2. Step 2: Convert to fraction form
    10,780,129,230.20/16,170,193,845.30 = 10,635,010,407.80/x
  3. Step 3: Cross multiply
    10,780,129,230.20x = 16,170,193,845.30 × 10,635,010,407.80
  4. Step 4: Simplify right side
    10,780,129,230.20x = 171,970,179,840,908,984,320
  5. Step 5: Solve for x
    x = 171,970,179,840,908,984,320/10,780,129,230.20
  6. Step 6: Final answer
    x = 15,952,515,611.70

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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.