Home / 368,414,942.48-508,405,670.87-225,350,179.52

Finding the Fourth Proportional to 368,414,942.48, 508,405,670.87 and 225,350,179.52

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Solution

The fourth proportional to 368,414,942.48, 508,405,670.87 and 225,350,179.52 is: 310,978,996.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,414,942.48 : 508,405,670.87 = 225,350,179.52 : x
  2. Step 2: Convert to fraction form
    368,414,942.48/508,405,670.87 = 225,350,179.52/x
  3. Step 3: Cross multiply
    368,414,942.48x = 508,405,670.87 × 225,350,179.52
  4. Step 4: Simplify right side
    368,414,942.48x = 114,569,309,198,413,792
  5. Step 5: Solve for x
    x = 114,569,309,198,413,792/368,414,942.48
  6. Step 6: Final answer
    x = 310,978,996.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.