Home / 498,265,359.30-747,395,320.24-203,159,321.28

Finding the Fourth Proportional to 498,265,359.30, 747,395,320.24 and 203,159,321.28

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Solution

The fourth proportional to 498,265,359.30, 747,395,320.24 and 203,159,321.28 is: 304,737,873.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,265,359.30 : 747,395,320.24 = 203,159,321.28 : x
  2. Step 2: Convert to fraction form
    498,265,359.30/747,395,320.24 = 203,159,321.28/x
  3. Step 3: Cross multiply
    498,265,359.30x = 747,395,320.24 × 203,159,321.28
  4. Step 4: Simplify right side
    498,265,359.30x = 151,840,325,987,298,752
  5. Step 5: Solve for x
    x = 151,840,325,987,298,752/498,265,359.30
  6. Step 6: Final answer
    x = 304,737,873.41

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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.