Home / 279,886,927.97-386,383,793.18-174,074,450.70

Finding the Fourth Proportional to 279,886,927.97, 386,383,793.18 and 174,074,450.70

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Solution

The fourth proportional to 279,886,927.97, 386,383,793.18 and 174,074,450.70 is: 240,309,710.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,886,927.97 : 386,383,793.18 = 174,074,450.70 : x
  2. Step 2: Convert to fraction form
    279,886,927.97/386,383,793.18 = 174,074,450.70/x
  3. Step 3: Cross multiply
    279,886,927.97x = 386,383,793.18 × 174,074,450.70
  4. Step 4: Simplify right side
    279,886,927.97x = 67,259,546,557,190,904
  5. Step 5: Solve for x
    x = 67,259,546,557,190,904/279,886,927.97
  6. Step 6: Final answer
    x = 240,309,710.23

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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.