Home / 126,378,002.20-189,567,003.30-126,378,002.20

Finding the Fourth Proportional to 126,378,002.20, 189,567,003.30 and 126,378,002.20

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Solution

The fourth proportional to 126,378,002.20, 189,567,003.30 and 126,378,002.20 is: 189,567,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,378,002.20 : 189,567,003.30 = 126,378,002.20 : x
  2. Step 2: Convert to fraction form
    126,378,002.20/189,567,003.30 = 126,378,002.20/x
  3. Step 3: Cross multiply
    126,378,002.20x = 189,567,003.30 × 126,378,002.20
  4. Step 4: Simplify right side
    126,378,002.20x = 23,957,099,160,094,808
  5. Step 5: Solve for x
    x = 23,957,099,160,094,808/126,378,002.20
  6. Step 6: Final answer
    x = 189,567,003.30

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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.