Home / 5,194,526,011.32-7,168,253,849.30-2,815,612,872.68

Finding the Fourth Proportional to 5,194,526,011.32, 7,168,253,849.30 and 2,815,612,872.68

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Solution

The fourth proportional to 5,194,526,011.32, 7,168,253,849.30 and 2,815,612,872.68 is: 3,885,441,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194,526,011.32 : 7,168,253,849.30 = 2,815,612,872.68 : x
  2. Step 2: Convert to fraction form
    5,194,526,011.32/7,168,253,849.30 = 2,815,612,872.68/x
  3. Step 3: Cross multiply
    5,194,526,011.32x = 7,168,253,849.30 × 2,815,612,872.68
  4. Step 4: Simplify right side
    5,194,526,011.32x = 20,183,027,812,727,042,048
  5. Step 5: Solve for x
    x = 20,183,027,812,727,042,048/5,194,526,011.32
  6. Step 6: Final answer
    x = 3,885,441,668.55

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.