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Finding the Fourth Proportional to 5,864,679,945.20, 8,797,019,917.80 and 5,864,679,945.20

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Solution

The fourth proportional to 5,864,679,945.20, 8,797,019,917.80 and 5,864,679,945.20 is: 8,797,019,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,864,679,945.20 : 8,797,019,917.80 = 5,864,679,945.20 : x
  2. Step 2: Convert to fraction form
    5,864,679,945.20/8,797,019,917.80 = 5,864,679,945.20/x
  3. Step 3: Cross multiply
    5,864,679,945.20x = 8,797,019,917.80 × 5,864,679,945.20
  4. Step 4: Simplify right side
    5,864,679,945.20x = 51,591,706,289,446,608,896
  5. Step 5: Solve for x
    x = 51,591,706,289,446,608,896/5,864,679,945.20
  6. Step 6: Final answer
    x = 8,797,019,917.80

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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.