Home / 217,504,012,463.76-326,306,490,806.52-68,440,105,086.96

Finding the Fourth Proportional to 217,504,012,463.76, 326,306,490,806.52 and 68,440,105,086.96

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Solution

The fourth proportional to 217,504,012,463.76, 326,306,490,806.52 and 68,440,105,086.96 is: 102,676,039,252.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,504,012,463.76 : 326,306,490,806.52 = 68,440,105,086.96 : x
  2. Step 2: Convert to fraction form
    217,504,012,463.76/326,306,490,806.52 = 68,440,105,086.96/x
  3. Step 3: Cross multiply
    217,504,012,463.76x = 326,306,490,806.52 × 68,440,105,086.96
  4. Step 4: Simplify right side
    217,504,012,463.76x = 22,332,450,521,355,378,491,392
  5. Step 5: Solve for x
    x = 22,332,450,521,355,378,491,392/217,504,012,463.76
  6. Step 6: Final answer
    x = 102,676,039,252.73

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1.5x scale

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.