Home / 147,162,044.42-220,775,388.79-43,523,169.78

Finding the Fourth Proportional to 147,162,044.42, 220,775,388.79 and 43,523,169.78

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Solution

The fourth proportional to 147,162,044.42, 220,775,388.79 and 43,523,169.78 is: 65,294,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,162,044.42 : 220,775,388.79 = 43,523,169.78 : x
  2. Step 2: Convert to fraction form
    147,162,044.42/220,775,388.79 = 43,523,169.78/x
  3. Step 3: Cross multiply
    147,162,044.42x = 220,775,388.79 × 43,523,169.78
  4. Step 4: Simplify right side
    147,162,044.42x = 9,608,844,729,552,678
  5. Step 5: Solve for x
    x = 9,608,844,729,552,678/147,162,044.42
  6. Step 6: Final answer
    x = 65,294,313.95

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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.