Home / 360,958,341,192.20-498,134,456,865.18-198,383,749,635.18

Finding the Fourth Proportional to 360,958,341,192.20, 498,134,456,865.18 and 198,383,749,635.18

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Solution

The fourth proportional to 360,958,341,192.20, 498,134,456,865.18 and 198,383,749,635.18 is: 273,776,140,063.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,958,341,192.20 : 498,134,456,865.18 = 198,383,749,635.18 : x
  2. Step 2: Convert to fraction form
    360,958,341,192.20/498,134,456,865.18 = 198,383,749,635.18/x
  3. Step 3: Cross multiply
    360,958,341,192.20x = 498,134,456,865.18 × 198,383,749,635.18
  4. Step 4: Simplify right side
    360,958,341,192.20x = 98,821,781,375,398,235,340,800
  5. Step 5: Solve for x
    x = 98,821,781,375,398,235,340,800/360,958,341,192.20
  6. Step 6: Final answer
    x = 273,776,140,063.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.