Home / 329,200,859.97-493,802,940.11-83,557,568.09

Finding the Fourth Proportional to 329,200,859.97, 493,802,940.11 and 83,557,568.09

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Solution

The fourth proportional to 329,200,859.97, 493,802,940.11 and 83,557,568.09 is: 125,336,770.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,200,859.97 : 493,802,940.11 = 83,557,568.09 : x
  2. Step 2: Convert to fraction form
    329,200,859.97/493,802,940.11 = 83,557,568.09/x
  3. Step 3: Cross multiply
    329,200,859.97x = 493,802,940.11 × 83,557,568.09
  4. Step 4: Simplify right side
    329,200,859.97x = 41,260,972,788,396,712
  5. Step 5: Solve for x
    x = 41,260,972,788,396,712/329,200,859.97
  6. Step 6: Final answer
    x = 125,336,770.97

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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.