Home / 2,353,336,370.78-3,247,957,258.72-1,787,890,771.58

Finding the Fourth Proportional to 2,353,336,370.78, 3,247,957,258.72 and 1,787,890,771.58

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Solution

The fourth proportional to 2,353,336,370.78, 3,247,957,258.72 and 1,787,890,771.58 is: 2,467,557,498.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,353,336,370.78 : 3,247,957,258.72 = 1,787,890,771.58 : x
  2. Step 2: Convert to fraction form
    2,353,336,370.78/3,247,957,258.72 = 1,787,890,771.58/x
  3. Step 3: Cross multiply
    2,353,336,370.78x = 3,247,957,258.72 × 1,787,890,771.58
  4. Step 4: Simplify right side
    2,353,336,370.78x = 5,806,992,809,351,761,920
  5. Step 5: Solve for x
    x = 5,806,992,809,351,761,920/2,353,336,370.78
  6. Step 6: Final answer
    x = 2,467,557,498.98

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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.