Home / 5,194,525,958.92-7,168,253,777.11-2,815,612,820.31

Finding the Fourth Proportional to 5,194,525,958.92, 7,168,253,777.11 and 2,815,612,820.31

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Solution

The fourth proportional to 5,194,525,958.92, 7,168,253,777.11 and 2,815,612,820.31 is: 3,885,441,596.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194,525,958.92 : 7,168,253,777.11 = 2,815,612,820.31 : x
  2. Step 2: Convert to fraction form
    5,194,525,958.92/7,168,253,777.11 = 2,815,612,820.31/x
  3. Step 3: Cross multiply
    5,194,525,958.92x = 7,168,253,777.11 × 2,815,612,820.31
  4. Step 4: Simplify right side
    5,194,525,958.92x = 20,183,027,234,066,497,536
  5. Step 5: Solve for x
    x = 20,183,027,234,066,497,536/5,194,525,958.92
  6. Step 6: Final answer
    x = 3,885,441,596.34

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.