Home / 180,178,789.92-270,289,442.52-135,027,562.56

Finding the Fourth Proportional to 180,178,789.92, 270,289,442.52 and 135,027,562.56

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Solution

The fourth proportional to 180,178,789.92, 270,289,442.52 and 135,027,562.56 is: 202,557,274.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,178,789.92 : 270,289,442.52 = 135,027,562.56 : x
  2. Step 2: Convert to fraction form
    180,178,789.92/270,289,442.52 = 135,027,562.56/x
  3. Step 3: Cross multiply
    180,178,789.92x = 270,289,442.52 × 135,027,562.56
  4. Step 4: Simplify right side
    180,178,789.92x = 36,496,524,609,176,824
  5. Step 5: Solve for x
    x = 36,496,524,609,176,824/180,178,789.92
  6. Step 6: Final answer
    x = 202,557,274.50

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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.