Home / 179,355,632.30-269,096,434.05-77,150,998.70

Finding the Fourth Proportional to 179,355,632.30, 269,096,434.05 and 77,150,998.70

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Solution

The fourth proportional to 179,355,632.30, 269,096,434.05 and 77,150,998.70 is: 115,753,591.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,355,632.30 : 269,096,434.05 = 77,150,998.70 : x
  2. Step 2: Convert to fraction form
    179,355,632.30/269,096,434.05 = 77,150,998.70/x
  3. Step 3: Cross multiply
    179,355,632.30x = 269,096,434.05 × 77,150,998.70
  4. Step 4: Simplify right side
    179,355,632.30x = 20,761,058,633,566,188
  5. Step 5: Solve for x
    x = 20,761,058,633,566,188/179,355,632.30
  6. Step 6: Final answer
    x = 115,753,591.72

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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.