Home / 360,958,341,197.28-498,134,456,872.28-198,383,749,640.30

Finding the Fourth Proportional to 360,958,341,197.28, 498,134,456,872.28 and 198,383,749,640.30

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Solution

The fourth proportional to 360,958,341,197.28, 498,134,456,872.28 and 198,383,749,640.30 is: 273,776,140,070.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,958,341,197.28 : 498,134,456,872.28 = 198,383,749,640.30 : x
  2. Step 2: Convert to fraction form
    360,958,341,197.28/498,134,456,872.28 = 198,383,749,640.30/x
  3. Step 3: Cross multiply
    360,958,341,197.28x = 498,134,456,872.28 × 198,383,749,640.30
  4. Step 4: Simplify right side
    360,958,341,197.28x = 98,821,781,379,357,205,331,968
  5. Step 5: Solve for x
    x = 98,821,781,379,357,205,331,968/360,958,341,197.28
  6. Step 6: Final answer
    x = 273,776,140,070.82

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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.