Home / 7,647,783,117.70-11,471,674,676.55-4,540,766,455.30

Finding the Fourth Proportional to 7,647,783,117.70, 11,471,674,676.55 and 4,540,766,455.30

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Solution

The fourth proportional to 7,647,783,117.70, 11,471,674,676.55 and 4,540,766,455.30 is: 6,811,149,682.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647,783,117.70 : 11,471,674,676.55 = 4,540,766,455.30 : x
  2. Step 2: Convert to fraction form
    7,647,783,117.70/11,471,674,676.55 = 4,540,766,455.30/x
  3. Step 3: Cross multiply
    7,647,783,117.70x = 11,471,674,676.55 × 4,540,766,455.30
  4. Step 4: Simplify right side
    7,647,783,117.70x = 52,090,195,557,392,719,872
  5. Step 5: Solve for x
    x = 52,090,195,557,392,719,872/7,647,783,117.70
  6. Step 6: Final answer
    x = 6,811,149,682.95

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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.