Home / 323,071,974.20-445,833,230.47-197,614,939.52

Finding the Fourth Proportional to 323,071,974.20, 445,833,230.47 and 197,614,939.52

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Solution

The fourth proportional to 323,071,974.20, 445,833,230.47 and 197,614,939.52 is: 272,704,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,071,974.20 : 445,833,230.47 = 197,614,939.52 : x
  2. Step 2: Convert to fraction form
    323,071,974.20/445,833,230.47 = 197,614,939.52/x
  3. Step 3: Cross multiply
    323,071,974.20x = 445,833,230.47 × 197,614,939.52
  4. Step 4: Simplify right side
    323,071,974.20x = 88,103,306,872,612,048
  5. Step 5: Solve for x
    x = 88,103,306,872,612,048/323,071,974.20
  6. Step 6: Final answer
    x = 272,704,889.03

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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.