Home / 330,150,954.30-495,273,670.65-100,138,040.70

Finding the Fourth Proportional to 330,150,954.30, 495,273,670.65 and 100,138,040.70

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Solution

The fourth proportional to 330,150,954.30, 495,273,670.65 and 100,138,040.70 is: 150,221,389.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,150,954.30 : 495,273,670.65 = 100,138,040.70 : x
  2. Step 2: Convert to fraction form
    330,150,954.30/495,273,670.65 = 100,138,040.70/x
  3. Step 3: Cross multiply
    330,150,954.30x = 495,273,670.65 × 100,138,040.70
  4. Step 4: Simplify right side
    330,150,954.30x = 49,595,734,989,188,096
  5. Step 5: Solve for x
    x = 49,595,734,989,188,096/330,150,954.30
  6. Step 6: Final answer
    x = 150,221,389.17

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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.