Home / 126,027,369.70-189,041,054.55-49,324,905.70

Finding the Fourth Proportional to 126,027,369.70, 189,041,054.55 and 49,324,905.70

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Solution

The fourth proportional to 126,027,369.70, 189,041,054.55 and 49,324,905.70 is: 73,987,358.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,027,369.70 : 189,041,054.55 = 49,324,905.70 : x
  2. Step 2: Convert to fraction form
    126,027,369.70/189,041,054.55 = 49,324,905.70/x
  3. Step 3: Cross multiply
    126,027,369.70x = 189,041,054.55 × 49,324,905.70
  4. Step 4: Simplify right side
    126,027,369.70x = 9,324,432,189,107,308
  5. Step 5: Solve for x
    x = 9,324,432,189,107,308/126,027,369.70
  6. Step 6: Final answer
    x = 73,987,358.55

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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.