Home / 396,089,078.20-594,133,617.30-379,295,542.60

Finding the Fourth Proportional to 396,089,078.20, 594,133,617.30 and 379,295,542.60

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Solution

The fourth proportional to 396,089,078.20, 594,133,617.30 and 379,295,542.60 is: 568,943,313.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,089,078.20 : 594,133,617.30 = 379,295,542.60 : x
  2. Step 2: Convert to fraction form
    396,089,078.20/594,133,617.30 = 379,295,542.60/x
  3. Step 3: Cross multiply
    396,089,078.20x = 594,133,617.30 × 379,295,542.60
  4. Step 4: Simplify right side
    396,089,078.20x = 225,352,232,750,704,256
  5. Step 5: Solve for x
    x = 225,352,232,750,704,256/396,089,078.20
  6. Step 6: Final answer
    x = 568,943,313.90

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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.