Home / 451,460,016.50-677,027,560.52-156,274,932.78

Finding the Fourth Proportional to 451,460,016.50, 677,027,560.52 and 156,274,932.78

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Solution

The fourth proportional to 451,460,016.50, 677,027,560.52 and 156,274,932.78 is: 234,356,161.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,460,016.50 : 677,027,560.52 = 156,274,932.78 : x
  2. Step 2: Convert to fraction form
    451,460,016.50/677,027,560.52 = 156,274,932.78/x
  3. Step 3: Cross multiply
    451,460,016.50x = 677,027,560.52 × 156,274,932.78
  4. Step 4: Simplify right side
    451,460,016.50x = 105,802,436,512,319,184
  5. Step 5: Solve for x
    x = 105,802,436,512,319,184/451,460,016.50
  6. Step 6: Final answer
    x = 234,356,161.44

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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.