Home / 354,825,632.80-532,238,449.20-328,283,552.80

Finding the Fourth Proportional to 354,825,632.80, 532,238,449.20 and 328,283,552.80

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Solution

The fourth proportional to 354,825,632.80, 532,238,449.20 and 328,283,552.80 is: 492,425,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,825,632.80 : 532,238,449.20 = 328,283,552.80 : x
  2. Step 2: Convert to fraction form
    354,825,632.80/532,238,449.20 = 328,283,552.80/x
  3. Step 3: Cross multiply
    354,825,632.80x = 532,238,449.20 × 328,283,552.80
  4. Step 4: Simplify right side
    354,825,632.80x = 174,725,129,040,138,336
  5. Step 5: Solve for x
    x = 174,725,129,040,138,336/354,825,632.80
  6. Step 6: Final answer
    x = 492,425,329.20

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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.