Home / 127,965,174.62-176,596,947.77-75,034,525.82

Finding the Fourth Proportional to 127,965,174.62, 176,596,947.77 and 75,034,525.82

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Solution

The fourth proportional to 127,965,174.62, 176,596,947.77 and 75,034,525.82 is: 103,550,581.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,965,174.62 : 176,596,947.77 = 75,034,525.82 : x
  2. Step 2: Convert to fraction form
    127,965,174.62/176,596,947.77 = 75,034,525.82/x
  3. Step 3: Cross multiply
    127,965,174.62x = 176,596,947.77 × 75,034,525.82
  4. Step 4: Simplify right side
    127,965,174.62x = 13,250,868,235,923,098
  5. Step 5: Solve for x
    x = 13,250,868,235,923,098/127,965,174.62
  6. Step 6: Final answer
    x = 103,550,581.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.