Home / 354,302,912.70-531,454,369.05-111,965,816.70

Finding the Fourth Proportional to 354,302,912.70, 531,454,369.05 and 111,965,816.70

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Solution

The fourth proportional to 354,302,912.70, 531,454,369.05 and 111,965,816.70 is: 167,948,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,302,912.70 : 531,454,369.05 = 111,965,816.70 : x
  2. Step 2: Convert to fraction form
    354,302,912.70/531,454,369.05 = 111,965,816.70/x
  3. Step 3: Cross multiply
    354,302,912.70x = 531,454,369.05 × 111,965,816.70
  4. Step 4: Simplify right side
    354,302,912.70x = 59,504,722,469,466,456
  5. Step 5: Solve for x
    x = 59,504,722,469,466,456/354,302,912.70
  6. Step 6: Final answer
    x = 167,948,725.05

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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.