Home / 18,313,206,821.20-27,469,810,231.80-4,526,918,693.20

Finding the Fourth Proportional to 18,313,206,821.20, 27,469,810,231.80 and 4,526,918,693.20

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Solution

The fourth proportional to 18,313,206,821.20, 27,469,810,231.80 and 4,526,918,693.20 is: 6,790,378,039.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313,206,821.20 : 27,469,810,231.80 = 4,526,918,693.20 : x
  2. Step 2: Convert to fraction form
    18,313,206,821.20/27,469,810,231.80 = 4,526,918,693.20/x
  3. Step 3: Cross multiply
    18,313,206,821.20x = 27,469,810,231.80 × 4,526,918,693.20
  4. Step 4: Simplify right side
    18,313,206,821.20x = 124,353,597,436,992,028,672
  5. Step 5: Solve for x
    x = 124,353,597,436,992,028,672/18,313,206,821.20
  6. Step 6: Final answer
    x = 6,790,378,039.80

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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.