Home / 5,327,855,467.20-7,991,783,200.80-5,246,226,129.60

Finding the Fourth Proportional to 5,327,855,467.20, 7,991,783,200.80 and 5,246,226,129.60

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Solution

The fourth proportional to 5,327,855,467.20, 7,991,783,200.80 and 5,246,226,129.60 is: 7,869,339,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,855,467.20 : 7,991,783,200.80 = 5,246,226,129.60 : x
  2. Step 2: Convert to fraction form
    5,327,855,467.20/7,991,783,200.80 = 5,246,226,129.60/x
  3. Step 3: Cross multiply
    5,327,855,467.20x = 7,991,783,200.80 × 5,246,226,129.60
  4. Step 4: Simplify right side
    5,327,855,467.20x = 41,926,701,850,135,289,856
  5. Step 5: Solve for x
    x = 41,926,701,850,135,289,856/5,327,855,467.20
  6. Step 6: Final answer
    x = 7,869,339,194.40

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Half scale
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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.