Home / 203,530,114.53-305,329,224.06-159,809,109.30

Finding the Fourth Proportional to 203,530,114.53, 305,329,224.06 and 159,809,109.30

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Solution

The fourth proportional to 203,530,114.53, 305,329,224.06 and 159,809,109.30 is: 239,740,401.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,530,114.53 : 305,329,224.06 = 159,809,109.30 : x
  2. Step 2: Convert to fraction form
    203,530,114.53/305,329,224.06 = 159,809,109.30/x
  3. Step 3: Cross multiply
    203,530,114.53x = 305,329,224.06 × 159,809,109.30
  4. Step 4: Simplify right side
    203,530,114.53x = 48,794,391,340,288,736
  5. Step 5: Solve for x
    x = 48,794,391,340,288,736/203,530,114.53
  6. Step 6: Final answer
    x = 239,740,401.33

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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.