Home / 378,185,793.60-567,113,936.34-200,884,135.44

Finding the Fourth Proportional to 378,185,793.60, 567,113,936.34 and 200,884,135.44

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Solution

The fourth proportional to 378,185,793.60, 567,113,936.34 and 200,884,135.44 is: 301,238,689.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,185,793.60 : 567,113,936.34 = 200,884,135.44 : x
  2. Step 2: Convert to fraction form
    378,185,793.60/567,113,936.34 = 200,884,135.44/x
  3. Step 3: Cross multiply
    378,185,793.60x = 567,113,936.34 × 200,884,135.44
  4. Step 4: Simplify right side
    378,185,793.60x = 113,924,192,797,636,096
  5. Step 5: Solve for x
    x = 113,924,192,797,636,096/378,185,793.60
  6. Step 6: Final answer
    x = 301,238,689.36

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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.