Home / 281,906,769.92-422,843,162.08-167,618,611.52

Finding the Fourth Proportional to 281,906,769.92, 422,843,162.08 and 167,618,611.52

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Solution

The fourth proportional to 281,906,769.92, 422,843,162.08 and 167,618,611.52 is: 251,417,813.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,906,769.92 : 422,843,162.08 = 167,618,611.52 : x
  2. Step 2: Convert to fraction form
    281,906,769.92/422,843,162.08 = 167,618,611.52/x
  3. Step 3: Cross multiply
    281,906,769.92x = 422,843,162.08 × 167,618,611.52
  4. Step 4: Simplify right side
    281,906,769.92x = 70,876,383,718,575,920
  5. Step 5: Solve for x
    x = 70,876,383,718,575,920/281,906,769.92
  6. Step 6: Final answer
    x = 251,417,813.55

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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.