Home / 132,737,298.70-199,177,332.54-127,905,865.78

Finding the Fourth Proportional to 132,737,298.70, 199,177,332.54 and 127,905,865.78

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Solution

The fourth proportional to 132,737,298.70, 199,177,332.54 and 127,905,865.78 is: 191,927,584.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,737,298.70 : 199,177,332.54 = 127,905,865.78 : x
  2. Step 2: Convert to fraction form
    132,737,298.70/199,177,332.54 = 127,905,865.78/x
  3. Step 3: Cross multiply
    132,737,298.70x = 199,177,332.54 × 127,905,865.78
  4. Step 4: Simplify right side
    132,737,298.70x = 25,475,949,162,279,664
  5. Step 5: Solve for x
    x = 25,475,949,162,279,664/132,737,298.70
  6. Step 6: Final answer
    x = 191,927,584.87

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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.