Home / 276,037,825.39-380,926,067.97-152,278,469.71

Finding the Fourth Proportional to 276,037,825.39, 380,926,067.97 and 152,278,469.71

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Solution

The fourth proportional to 276,037,825.39, 380,926,067.97 and 152,278,469.71 is: 210,140,905.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,037,825.39 : 380,926,067.97 = 152,278,469.71 : x
  2. Step 2: Convert to fraction form
    276,037,825.39/380,926,067.97 = 152,278,469.71/x
  3. Step 3: Cross multiply
    276,037,825.39x = 380,926,067.97 × 152,278,469.71
  4. Step 4: Simplify right side
    276,037,825.39x = 58,006,838,701,214,424
  5. Step 5: Solve for x
    x = 58,006,838,701,214,424/276,037,825.39
  6. Step 6: Final answer
    x = 210,140,905.94

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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.