Home / 314,928,583.20-472,392,874.80-185,469,555.60

Finding the Fourth Proportional to 314,928,583.20, 472,392,874.80 and 185,469,555.60

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Solution

The fourth proportional to 314,928,583.20, 472,392,874.80 and 185,469,555.60 is: 278,204,333.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,583.20 : 472,392,874.80 = 185,469,555.60 : x
  2. Step 2: Convert to fraction form
    314,928,583.20/472,392,874.80 = 185,469,555.60/x
  3. Step 3: Cross multiply
    314,928,583.20x = 472,392,874.80 × 185,469,555.60
  4. Step 4: Simplify right side
    314,928,583.20x = 87,614,496,557,762,432
  5. Step 5: Solve for x
    x = 87,614,496,557,762,432/314,928,583.20
  6. Step 6: Final answer
    x = 278,204,333.40

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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.