Home / 276,037,826.39-380,926,069.35-152,278,470.71

Finding the Fourth Proportional to 276,037,826.39, 380,926,069.35 and 152,278,470.71

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Solution

The fourth proportional to 276,037,826.39, 380,926,069.35 and 152,278,470.71 is: 210,140,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,037,826.39 : 380,926,069.35 = 152,278,470.71 : x
  2. Step 2: Convert to fraction form
    276,037,826.39/380,926,069.35 = 152,278,470.71/x
  3. Step 3: Cross multiply
    276,037,826.39x = 380,926,069.35 × 152,278,470.71
  4. Step 4: Simplify right side
    276,037,826.39x = 58,006,839,294,189,408
  5. Step 5: Solve for x
    x = 58,006,839,294,189,408/276,037,826.39
  6. Step 6: Final answer
    x = 210,140,907.33

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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.