Home / 198,794,257.74-274,332,800.43-116,302,017.42

Finding the Fourth Proportional to 198,794,257.74, 274,332,800.43 and 116,302,017.42

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Solution

The fourth proportional to 198,794,257.74, 274,332,800.43 and 116,302,017.42 is: 160,494,867.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,794,257.74 : 274,332,800.43 = 116,302,017.42 : x
  2. Step 2: Convert to fraction form
    198,794,257.74/274,332,800.43 = 116,302,017.42/x
  3. Step 3: Cross multiply
    198,794,257.74x = 274,332,800.43 × 116,302,017.42
  4. Step 4: Simplify right side
    198,794,257.74x = 31,905,458,134,487,244
  5. Step 5: Solve for x
    x = 31,905,458,134,487,244/198,794,257.74
  6. Step 6: Final answer
    x = 160,494,867.90

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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.