Home / 235,295,280.30-352,942,920.45-209,467,247.70

Finding the Fourth Proportional to 235,295,280.30, 352,942,920.45 and 209,467,247.70

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Solution

The fourth proportional to 235,295,280.30, 352,942,920.45 and 209,467,247.70 is: 314,200,871.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,295,280.30 : 352,942,920.45 = 209,467,247.70 : x
  2. Step 2: Convert to fraction form
    235,295,280.30/352,942,920.45 = 209,467,247.70/x
  3. Step 3: Cross multiply
    235,295,280.30x = 352,942,920.45 × 209,467,247.70
  4. Step 4: Simplify right side
    235,295,280.30x = 73,929,982,141,861,536
  5. Step 5: Solve for x
    x = 73,929,982,141,861,536/235,295,280.30
  6. Step 6: Final answer
    x = 314,200,871.55

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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.