Home / 8,498,682,439.40-12,748,023,659.10-6,723,244,346.60

Finding the Fourth Proportional to 8,498,682,439.40, 12,748,023,659.10 and 6,723,244,346.60

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Solution

The fourth proportional to 8,498,682,439.40, 12,748,023,659.10 and 6,723,244,346.60 is: 10,084,866,519.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498,682,439.40 : 12,748,023,659.10 = 6,723,244,346.60 : x
  2. Step 2: Convert to fraction form
    8,498,682,439.40/12,748,023,659.10 = 6,723,244,346.60/x
  3. Step 3: Cross multiply
    8,498,682,439.40x = 12,748,023,659.10 × 6,723,244,346.60
  4. Step 4: Simplify right side
    8,498,682,439.40x = 85,708,077,996,367,134,720
  5. Step 5: Solve for x
    x = 85,708,077,996,367,134,720/8,498,682,439.40
  6. Step 6: Final answer
    x = 10,084,866,519.90

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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.