Home / 396,976,847.60-595,465,271.40-365,232,105.20

Finding the Fourth Proportional to 396,976,847.60, 595,465,271.40 and 365,232,105.20

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Solution

The fourth proportional to 396,976,847.60, 595,465,271.40 and 365,232,105.20 is: 547,848,157.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,976,847.60 : 595,465,271.40 = 365,232,105.20 : x
  2. Step 2: Convert to fraction form
    396,976,847.60/595,465,271.40 = 365,232,105.20/x
  3. Step 3: Cross multiply
    396,976,847.60x = 595,465,271.40 × 365,232,105.20
  4. Step 4: Simplify right side
    396,976,847.60x = 217,483,034,646,911,328
  5. Step 5: Solve for x
    x = 217,483,034,646,911,328/396,976,847.60
  6. Step 6: Final answer
    x = 547,848,157.80

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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.