Home / 326,095,635.70-489,143,453.55-222,783,505.30

Finding the Fourth Proportional to 326,095,635.70, 489,143,453.55 and 222,783,505.30

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Solution

The fourth proportional to 326,095,635.70, 489,143,453.55 and 222,783,505.30 is: 334,175,257.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,095,635.70 : 489,143,453.55 = 222,783,505.30 : x
  2. Step 2: Convert to fraction form
    326,095,635.70/489,143,453.55 = 222,783,505.30/x
  3. Step 3: Cross multiply
    326,095,635.70x = 489,143,453.55 × 222,783,505.30
  4. Step 4: Simplify right side
    326,095,635.70x = 108,973,093,176,416,736
  5. Step 5: Solve for x
    x = 108,973,093,176,416,736/326,095,635.70
  6. Step 6: Final answer
    x = 334,175,257.95

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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.