Home / 396,360,003.60-594,540,005.40-360,647,168.40

Finding the Fourth Proportional to 396,360,003.60, 594,540,005.40 and 360,647,168.40

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Solution

The fourth proportional to 396,360,003.60, 594,540,005.40 and 360,647,168.40 is: 540,970,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,360,003.60 : 594,540,005.40 = 360,647,168.40 : x
  2. Step 2: Convert to fraction form
    396,360,003.60/594,540,005.40 = 360,647,168.40/x
  3. Step 3: Cross multiply
    396,360,003.60x = 594,540,005.40 × 360,647,168.40
  4. Step 4: Simplify right side
    396,360,003.60x = 214,419,169,448,030,688
  5. Step 5: Solve for x
    x = 214,419,169,448,030,688/396,360,003.60
  6. Step 6: Final answer
    x = 540,970,752.60

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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.