Home / 270,676,494.54-405,949,732.52-124,970,060.78

Finding the Fourth Proportional to 270,676,494.54, 405,949,732.52 and 124,970,060.78

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Solution

The fourth proportional to 270,676,494.54, 405,949,732.52 and 124,970,060.78 is: 187,425,076.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,676,494.54 : 405,949,732.52 = 124,970,060.78 : x
  2. Step 2: Convert to fraction form
    270,676,494.54/405,949,732.52 = 124,970,060.78/x
  3. Step 3: Cross multiply
    270,676,494.54x = 405,949,732.52 × 124,970,060.78
  4. Step 4: Simplify right side
    270,676,494.54x = 50,731,562,747,008,736
  5. Step 5: Solve for x
    x = 50,731,562,747,008,736/270,676,494.54
  6. Step 6: Final answer
    x = 187,425,076.69

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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.