Home / 322,171,776.72-444,582,711-188,222,109.12

Finding the Fourth Proportional to 322,171,776.72, 444,582,711 and 188,222,109.12

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Solution

The fourth proportional to 322,171,776.72, 444,582,711 and 188,222,109.12 is: 259,738,132.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,171,776.72 : 444,582,711 = 188,222,109.12 : x
  2. Step 2: Convert to fraction form
    322,171,776.72/444,582,711 = 188,222,109.12/x
  3. Step 3: Cross multiply
    322,171,776.72x = 444,582,711 × 188,222,109.12
  4. Step 4: Simplify right side
    322,171,776.72x = 83,680,295,542,707,424
  5. Step 5: Solve for x
    x = 83,680,295,542,707,424/322,171,776.72
  6. Step 6: Final answer
    x = 259,738,132.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.