Home / 221,976,000.40-332,964,000.60-206,859,456.40

Finding the Fourth Proportional to 221,976,000.40, 332,964,000.60 and 206,859,456.40

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Solution

The fourth proportional to 221,976,000.40, 332,964,000.60 and 206,859,456.40 is: 310,289,184.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,976,000.40 : 332,964,000.60 = 206,859,456.40 : x
  2. Step 2: Convert to fraction form
    221,976,000.40/332,964,000.60 = 206,859,456.40/x
  3. Step 3: Cross multiply
    221,976,000.40x = 332,964,000.60 × 206,859,456.40
  4. Step 4: Simplify right side
    221,976,000.40x = 68,876,752,164,885,280
  5. Step 5: Solve for x
    x = 68,876,752,164,885,280/221,976,000.40
  6. Step 6: Final answer
    x = 310,289,184.60

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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.