Home / 378,185,791.10-567,113,932.62-200,884,132.94

Finding the Fourth Proportional to 378,185,791.10, 567,113,932.62 and 200,884,132.94

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Solution

The fourth proportional to 378,185,791.10, 567,113,932.62 and 200,884,132.94 is: 301,238,685.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,185,791.10 : 567,113,932.62 = 200,884,132.94 : x
  2. Step 2: Convert to fraction form
    378,185,791.10/567,113,932.62 = 200,884,132.94/x
  3. Step 3: Cross multiply
    378,185,791.10x = 567,113,932.62 × 200,884,132.94
  4. Step 4: Simplify right side
    378,185,791.10x = 113,924,190,632,562,288
  5. Step 5: Solve for x
    x = 113,924,190,632,562,288/378,185,791.10
  6. Step 6: Final answer
    x = 301,238,685.62

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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.