Home / 198,322,070.08-296,569,876.32-188,647,481.92

Finding the Fourth Proportional to 198,322,070.08, 296,569,876.32 and 188,647,481.92

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Solution

The fourth proportional to 198,322,070.08, 296,569,876.32 and 188,647,481.92 is: 282,102,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,322,070.08 : 296,569,876.32 = 188,647,481.92 : x
  2. Step 2: Convert to fraction form
    198,322,070.08/296,569,876.32 = 188,647,481.92/x
  3. Step 3: Cross multiply
    198,322,070.08x = 296,569,876.32 × 188,647,481.92
  4. Step 4: Simplify right side
    198,322,070.08x = 55,947,160,381,093,832
  5. Step 5: Solve for x
    x = 55,947,160,381,093,832/198,322,070.08
  6. Step 6: Final answer
    x = 282,102,543.40

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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.