Home / 5,112,469,884.30-7,668,704,826.45-2,005,453,221.90

Finding the Fourth Proportional to 5,112,469,884.30, 7,668,704,826.45 and 2,005,453,221.90

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Solution

The fourth proportional to 5,112,469,884.30, 7,668,704,826.45 and 2,005,453,221.90 is: 3,008,179,832.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,469,884.30 : 7,668,704,826.45 = 2,005,453,221.90 : x
  2. Step 2: Convert to fraction form
    5,112,469,884.30/7,668,704,826.45 = 2,005,453,221.90/x
  3. Step 3: Cross multiply
    5,112,469,884.30x = 7,668,704,826.45 × 2,005,453,221.90
  4. Step 4: Simplify right side
    5,112,469,884.30x = 15,379,228,802,004,232,192
  5. Step 5: Solve for x
    x = 15,379,228,802,004,232,192/5,112,469,884.30
  6. Step 6: Final answer
    x = 3,008,179,832.85

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Double scale
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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.