Home / 321,879,888,581.57-444,203,721,340.96-177,373,326,866.64

Finding the Fourth Proportional to 321,879,888,581.57, 444,203,721,340.96 and 177,373,326,866.64

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Solution

The fourth proportional to 321,879,888,581.57, 444,203,721,340.96 and 177,373,326,866.64 is: 244,780,412,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,879,888,581.57 : 444,203,721,340.96 = 177,373,326,866.64 : x
  2. Step 2: Convert to fraction form
    321,879,888,581.57/444,203,721,340.96 = 177,373,326,866.64/x
  3. Step 3: Cross multiply
    321,879,888,581.57x = 444,203,721,340.96 × 177,373,326,866.64
  4. Step 4: Simplify right side
    321,879,888,581.57x = 78,789,891,860,787,986,694,144
  5. Step 5: Solve for x
    x = 78,789,891,860,787,986,694,144/321,879,888,581.57
  6. Step 6: Final answer
    x = 244,780,412,370.56

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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.