Home / 126,520,965.54-189,789,775.56-33,150,223.33

Finding the Fourth Proportional to 126,520,965.54, 189,789,775.56 and 33,150,223.33

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Solution

The fourth proportional to 126,520,965.54, 189,789,775.56 and 33,150,223.33 is: 49,727,516.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,520,965.54 : 189,789,775.56 = 33,150,223.33 : x
  2. Step 2: Convert to fraction form
    126,520,965.54/189,789,775.56 = 33,150,223.33/x
  3. Step 3: Cross multiply
    126,520,965.54x = 189,789,775.56 × 33,150,223.33
  4. Step 4: Simplify right side
    126,520,965.54x = 6,291,573,445,564,576
  5. Step 5: Solve for x
    x = 6,291,573,445,564,576/126,520,965.54
  6. Step 6: Final answer
    x = 49,727,516.85

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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.