Home / 263,798,842.28-395,582,789.82-108,245,930.36

Finding the Fourth Proportional to 263,798,842.28, 395,582,789.82 and 108,245,930.36

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Solution

The fourth proportional to 263,798,842.28, 395,582,789.82 and 108,245,930.36 is: 162,321,512.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,798,842.28 : 395,582,789.82 = 108,245,930.36 : x
  2. Step 2: Convert to fraction form
    263,798,842.28/395,582,789.82 = 108,245,930.36/x
  3. Step 3: Cross multiply
    263,798,842.28x = 395,582,789.82 × 108,245,930.36
  4. Step 4: Simplify right side
    263,798,842.28x = 42,820,227,118,470,232
  5. Step 5: Solve for x
    x = 42,820,227,118,470,232/263,798,842.28
  6. Step 6: Final answer
    x = 162,321,512.67

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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.