Home / 314,928,524.80-472,392,787.20-277,940,231.20

Finding the Fourth Proportional to 314,928,524.80, 472,392,787.20 and 277,940,231.20

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Solution

The fourth proportional to 314,928,524.80, 472,392,787.20 and 277,940,231.20 is: 416,910,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,524.80 : 472,392,787.20 = 277,940,231.20 : x
  2. Step 2: Convert to fraction form
    314,928,524.80/472,392,787.20 = 277,940,231.20/x
  3. Step 3: Cross multiply
    314,928,524.80x = 472,392,787.20 × 277,940,231.20
  4. Step 4: Simplify right side
    314,928,524.80x = 131,296,960,491,580,384
  5. Step 5: Solve for x
    x = 131,296,960,491,580,384/314,928,524.80
  6. Step 6: Final answer
    x = 416,910,346.80

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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.