Home / 151,834,292.37-227,655,735.44-128,813,288.85

Finding the Fourth Proportional to 151,834,292.37, 227,655,735.44 and 128,813,288.85

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Solution

The fourth proportional to 151,834,292.37, 227,655,735.44 and 128,813,288.85 is: 193,138,740.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,834,292.37 : 227,655,735.44 = 128,813,288.85 : x
  2. Step 2: Convert to fraction form
    151,834,292.37/227,655,735.44 = 128,813,288.85/x
  3. Step 3: Cross multiply
    151,834,292.37x = 227,655,735.44 × 128,813,288.85
  4. Step 4: Simplify right side
    151,834,292.37x = 29,325,084,006,947,836
  5. Step 5: Solve for x
    x = 29,325,084,006,947,836/151,834,292.37
  6. Step 6: Final answer
    x = 193,138,740.59

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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.