Home / 5,432,510,136.70-8,148,765,205.05-3,676,203,919.90

Finding the Fourth Proportional to 5,432,510,136.70, 8,148,765,205.05 and 3,676,203,919.90

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Solution

The fourth proportional to 5,432,510,136.70, 8,148,765,205.05 and 3,676,203,919.90 is: 5,514,305,879.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,510,136.70 : 8,148,765,205.05 = 3,676,203,919.90 : x
  2. Step 2: Convert to fraction form
    5,432,510,136.70/8,148,765,205.05 = 3,676,203,919.90/x
  3. Step 3: Cross multiply
    5,432,510,136.70x = 8,148,765,205.05 × 3,676,203,919.90
  4. Step 4: Simplify right side
    5,432,510,136.70x = 29,956,522,589,149,540,352
  5. Step 5: Solve for x
    x = 29,956,522,589,149,540,352/5,432,510,136.70
  6. Step 6: Final answer
    x = 5,514,305,879.85

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Double scale
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Similar ratio
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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.