Home / 314,928,671.70-472,393,007.55-185,469,644.10

Finding the Fourth Proportional to 314,928,671.70, 472,393,007.55 and 185,469,644.10

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Solution

The fourth proportional to 314,928,671.70, 472,393,007.55 and 185,469,644.10 is: 278,204,466.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,671.70 : 472,393,007.55 = 185,469,644.10 : x
  2. Step 2: Convert to fraction form
    314,928,671.70/472,393,007.55 = 185,469,644.10/x
  3. Step 3: Cross multiply
    314,928,671.70x = 472,393,007.55 × 185,469,644.10
  4. Step 4: Simplify right side
    314,928,671.70x = 87,614,562,985,627,120
  5. Step 5: Solve for x
    x = 87,614,562,985,627,120/314,928,671.70
  6. Step 6: Final answer
    x = 278,204,466.15

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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.