Home / 5,678,797,434.60-8,518,196,151.90-2,621,149,818.60

Finding the Fourth Proportional to 5,678,797,434.60, 8,518,196,151.90 and 2,621,149,818.60

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Solution

The fourth proportional to 5,678,797,434.60, 8,518,196,151.90 and 2,621,149,818.60 is: 3,931,724,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,797,434.60 : 8,518,196,151.90 = 2,621,149,818.60 : x
  2. Step 2: Convert to fraction form
    5,678,797,434.60/8,518,196,151.90 = 2,621,149,818.60/x
  3. Step 3: Cross multiply
    5,678,797,434.60x = 8,518,196,151.90 × 2,621,149,818.60
  4. Step 4: Simplify right side
    5,678,797,434.60x = 22,327,468,298,351,902,720
  5. Step 5: Solve for x
    x = 22,327,468,298,351,902,720/5,678,797,434.60
  6. Step 6: Final answer
    x = 3,931,724,727.90

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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.