Home / 324,063,511,920.52-485,906,846,553.16-122,620,808,466.72

Finding the Fourth Proportional to 324,063,511,920.52, 485,906,846,553.16 and 122,620,808,466.72

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Solution

The fourth proportional to 324,063,511,920.52, 485,906,846,553.16 and 122,620,808,466.72 is: 183,859,916,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,063,511,920.52 : 485,906,846,553.16 = 122,620,808,466.72 : x
  2. Step 2: Convert to fraction form
    324,063,511,920.52/485,906,846,553.16 = 122,620,808,466.72/x
  3. Step 3: Cross multiply
    324,063,511,920.52x = 485,906,846,553.16 × 122,620,808,466.72
  4. Step 4: Simplify right side
    324,063,511,920.52x = 59,582,290,363,862,933,831,680
  5. Step 5: Solve for x
    x = 59,582,290,363,862,933,831,680/324,063,511,920.52
  6. Step 6: Final answer
    x = 183,859,916,874.80

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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.