Home / 513,672,002.20-770,508,003.30-295,993,768.60

Finding the Fourth Proportional to 513,672,002.20, 770,508,003.30 and 295,993,768.60

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Solution

The fourth proportional to 513,672,002.20, 770,508,003.30 and 295,993,768.60 is: 443,990,652.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,672,002.20 : 770,508,003.30 = 295,993,768.60 : x
  2. Step 2: Convert to fraction form
    513,672,002.20/770,508,003.30 = 295,993,768.60/x
  3. Step 3: Cross multiply
    513,672,002.20x = 770,508,003.30 × 295,993,768.60
  4. Step 4: Simplify right side
    513,672,002.20x = 228,065,567,633,228,256
  5. Step 5: Solve for x
    x = 228,065,567,633,228,256/513,672,002.20
  6. Step 6: Final answer
    x = 443,990,652.90

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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.