Home / 274,560,570.50-378,900,986.42-161,537,951.72

Finding the Fourth Proportional to 274,560,570.50, 378,900,986.42 and 161,537,951.72

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Solution

The fourth proportional to 274,560,570.50, 378,900,986.42 and 161,537,951.72 is: 222,926,726.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,560,570.50 : 378,900,986.42 = 161,537,951.72 : x
  2. Step 2: Convert to fraction form
    274,560,570.50/378,900,986.42 = 161,537,951.72/x
  3. Step 3: Cross multiply
    274,560,570.50x = 378,900,986.42 × 161,537,951.72
  4. Step 4: Simplify right side
    274,560,570.50x = 61,206,889,252,325,432
  5. Step 5: Solve for x
    x = 61,206,889,252,325,432/274,560,570.50
  6. Step 6: Final answer
    x = 222,926,726.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.