Home / 325,635,401.20-488,453,101.80-323,367,919.60

Finding the Fourth Proportional to 325,635,401.20, 488,453,101.80 and 323,367,919.60

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Solution

The fourth proportional to 325,635,401.20, 488,453,101.80 and 323,367,919.60 is: 485,051,879.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,635,401.20 : 488,453,101.80 = 323,367,919.60 : x
  2. Step 2: Convert to fraction form
    325,635,401.20/488,453,101.80 = 323,367,919.60/x
  3. Step 3: Cross multiply
    325,635,401.20x = 488,453,101.80 × 323,367,919.60
  4. Step 4: Simplify right side
    325,635,401.20x = 157,950,063,351,233,024
  5. Step 5: Solve for x
    x = 157,950,063,351,233,024/325,635,401.20
  6. Step 6: Final answer
    x = 485,051,879.40

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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.