Home / 362,055,378.30-543,083,067.45-89,426,145.30

Finding the Fourth Proportional to 362,055,378.30, 543,083,067.45 and 89,426,145.30

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Solution

The fourth proportional to 362,055,378.30, 543,083,067.45 and 89,426,145.30 is: 134,139,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,055,378.30 : 543,083,067.45 = 89,426,145.30 : x
  2. Step 2: Convert to fraction form
    362,055,378.30/543,083,067.45 = 89,426,145.30/x
  3. Step 3: Cross multiply
    362,055,378.30x = 543,083,067.45 × 89,426,145.30
  4. Step 4: Simplify right side
    362,055,378.30x = 48,565,825,299,753,400
  5. Step 5: Solve for x
    x = 48,565,825,299,753,400/362,055,378.30
  6. Step 6: Final answer
    x = 134,139,217.95

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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.