Home / 498,265,359.43-747,395,320.43-203,159,321.41

Finding the Fourth Proportional to 498,265,359.43, 747,395,320.43 and 203,159,321.41

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Solution

The fourth proportional to 498,265,359.43, 747,395,320.43 and 203,159,321.41 is: 304,737,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,265,359.43 : 747,395,320.43 = 203,159,321.41 : x
  2. Step 2: Convert to fraction form
    498,265,359.43/747,395,320.43 = 203,159,321.41/x
  3. Step 3: Cross multiply
    498,265,359.43x = 747,395,320.43 × 203,159,321.41
  4. Step 4: Simplify right side
    498,265,359.43x = 151,840,326,118,815,520
  5. Step 5: Solve for x
    x = 151,840,326,118,815,520/498,265,359.43
  6. Step 6: Final answer
    x = 304,737,873.60

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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.