Home / 154,168,879.50-231,313,845.29-67,846,733.73

Finding the Fourth Proportional to 154,168,879.50, 231,313,845.29 and 67,846,733.73

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Solution

The fourth proportional to 154,168,879.50, 231,313,845.29 and 67,846,733.73 is: 101,796,736.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,168,879.50 : 231,313,845.29 = 67,846,733.73 : x
  2. Step 2: Convert to fraction form
    154,168,879.50/231,313,845.29 = 67,846,733.73/x
  3. Step 3: Cross multiply
    154,168,879.50x = 231,313,845.29 × 67,846,733.73
  4. Step 4: Simplify right side
    154,168,879.50x = 15,693,888,869,113,812
  5. Step 5: Solve for x
    x = 15,693,888,869,113,812/154,168,879.50
  6. Step 6: Final answer
    x = 101,796,736.93

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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.