Home / 355,048,478.20-532,236,794.10-209,593,732.60

Finding the Fourth Proportional to 355,048,478.20, 532,236,794.10 and 209,593,732.60

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Solution

The fourth proportional to 355,048,478.20, 532,236,794.10 and 209,593,732.60 is: 314,192,295.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,048,478.20 : 532,236,794.10 = 209,593,732.60 : x
  2. Step 2: Convert to fraction form
    355,048,478.20/532,236,794.10 = 209,593,732.60/x
  3. Step 3: Cross multiply
    355,048,478.20x = 532,236,794.10 × 209,593,732.60
  4. Step 4: Simplify right side
    355,048,478.20x = 111,553,496,302,476,656
  5. Step 5: Solve for x
    x = 111,553,496,302,476,656/355,048,478.20
  6. Step 6: Final answer
    x = 314,192,295.28

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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.