Home / 327,140,331.20-490,293,703.20-173,859,819.20

Finding the Fourth Proportional to 327,140,331.20, 490,293,703.20 and 173,859,819.20

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Solution

The fourth proportional to 327,140,331.20, 490,293,703.20 and 173,859,819.20 is: 260,568,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,140,331.20 : 490,293,703.20 = 173,859,819.20 : x
  2. Step 2: Convert to fraction form
    327,140,331.20/490,293,703.20 = 173,859,819.20/x
  3. Step 3: Cross multiply
    327,140,331.20x = 490,293,703.20 × 173,859,819.20
  4. Step 4: Simplify right side
    327,140,331.20x = 85,242,374,593,250,448
  5. Step 5: Solve for x
    x = 85,242,374,593,250,448/327,140,331.20
  6. Step 6: Final answer
    x = 260,568,222.45

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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.