Home / 205,056,224.20-307,584,336.30-197,889,862.60

Finding the Fourth Proportional to 205,056,224.20, 307,584,336.30 and 197,889,862.60

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Solution

The fourth proportional to 205,056,224.20, 307,584,336.30 and 197,889,862.60 is: 296,834,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,056,224.20 : 307,584,336.30 = 197,889,862.60 : x
  2. Step 2: Convert to fraction form
    205,056,224.20/307,584,336.30 = 197,889,862.60/x
  3. Step 3: Cross multiply
    205,056,224.20x = 307,584,336.30 × 197,889,862.60
  4. Step 4: Simplify right side
    205,056,224.20x = 60,867,822,048,319,192
  5. Step 5: Solve for x
    x = 60,867,822,048,319,192/205,056,224.20
  6. Step 6: Final answer
    x = 296,834,793.90

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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.