Home / 8,291,396,109.60-12,437,094,164.40-6,819,198,251.40

Finding the Fourth Proportional to 8,291,396,109.60, 12,437,094,164.40 and 6,819,198,251.40

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Solution

The fourth proportional to 8,291,396,109.60, 12,437,094,164.40 and 6,819,198,251.40 is: 10,228,797,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291,396,109.60 : 12,437,094,164.40 = 6,819,198,251.40 : x
  2. Step 2: Convert to fraction form
    8,291,396,109.60/12,437,094,164.40 = 6,819,198,251.40/x
  3. Step 3: Cross multiply
    8,291,396,109.60x = 12,437,094,164.40 × 6,819,198,251.40
  4. Step 4: Simplify right side
    8,291,396,109.60x = 84,811,010,778,373,619,712
  5. Step 5: Solve for x
    x = 84,811,010,778,373,619,712/8,291,396,109.60
  6. Step 6: Final answer
    x = 10,228,797,377.10

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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.