Home / 5,392,079,489.70-8,088,119,234.55-4,790,105,115.30

Finding the Fourth Proportional to 5,392,079,489.70, 8,088,119,234.55 and 4,790,105,115.30

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Solution

The fourth proportional to 5,392,079,489.70, 8,088,119,234.55 and 4,790,105,115.30 is: 7,185,157,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392,079,489.70 : 8,088,119,234.55 = 4,790,105,115.30 : x
  2. Step 2: Convert to fraction form
    5,392,079,489.70/8,088,119,234.55 = 4,790,105,115.30/x
  3. Step 3: Cross multiply
    5,392,079,489.70x = 8,088,119,234.55 × 4,790,105,115.30
  4. Step 4: Simplify right side
    5,392,079,489.70x = 38,742,941,318,574,276,608
  5. Step 5: Solve for x
    x = 38,742,941,318,574,276,608/5,392,079,489.70
  6. Step 6: Final answer
    x = 7,185,157,672.95

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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.