Home / 323,336,802.80-485,005,204.20-159,652,974.80

Finding the Fourth Proportional to 323,336,802.80, 485,005,204.20 and 159,652,974.80

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Solution

The fourth proportional to 323,336,802.80, 485,005,204.20 and 159,652,974.80 is: 239,479,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,336,802.80 : 485,005,204.20 = 159,652,974.80 : x
  2. Step 2: Convert to fraction form
    323,336,802.80/485,005,204.20 = 159,652,974.80/x
  3. Step 3: Cross multiply
    323,336,802.80x = 485,005,204.20 × 159,652,974.80
  4. Step 4: Simplify right side
    323,336,802.80x = 77,432,523,644,011,456
  5. Step 5: Solve for x
    x = 77,432,523,644,011,456/323,336,802.80
  6. Step 6: Final answer
    x = 239,479,462.20

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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.