Home / 198,794,258.24-274,332,801.12-116,302,017.92

Finding the Fourth Proportional to 198,794,258.24, 274,332,801.12 and 116,302,017.92

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Solution

The fourth proportional to 198,794,258.24, 274,332,801.12 and 116,302,017.92 is: 160,494,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,794,258.24 : 274,332,801.12 = 116,302,017.92 : x
  2. Step 2: Convert to fraction form
    198,794,258.24/274,332,801.12 = 116,302,017.92/x
  3. Step 3: Cross multiply
    198,794,258.24x = 274,332,801.12 × 116,302,017.92
  4. Step 4: Simplify right side
    198,794,258.24x = 31,905,458,351,902,036
  5. Step 5: Solve for x
    x = 31,905,458,351,902,036/198,794,258.24
  6. Step 6: Final answer
    x = 160,494,868.59

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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.