Home / 327,140,327.20-490,293,697.20-173,859,815.20

Finding the Fourth Proportional to 327,140,327.20, 490,293,697.20 and 173,859,815.20

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Solution

The fourth proportional to 327,140,327.20, 490,293,697.20 and 173,859,815.20 is: 260,568,216.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,140,327.20 : 490,293,697.20 = 173,859,815.20 : x
  2. Step 2: Convert to fraction form
    327,140,327.20/490,293,697.20 = 173,859,815.20/x
  3. Step 3: Cross multiply
    327,140,327.20x = 490,293,697.20 × 173,859,815.20
  4. Step 4: Simplify right side
    327,140,327.20x = 85,242,371,588,916,752
  5. Step 5: Solve for x
    x = 85,242,371,588,916,752/327,140,327.20
  6. Step 6: Final answer
    x = 260,568,216.45

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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.