Home / 248,451,736.91-342,843,236.33-144,036,534.30

Finding the Fourth Proportional to 248,451,736.91, 342,843,236.33 and 144,036,534.30

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Solution

The fourth proportional to 248,451,736.91, 342,843,236.33 and 144,036,534.30 is: 198,758,729.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,451,736.91 : 342,843,236.33 = 144,036,534.30 : x
  2. Step 2: Convert to fraction form
    248,451,736.91/342,843,236.33 = 144,036,534.30/x
  3. Step 3: Cross multiply
    248,451,736.91x = 342,843,236.33 × 144,036,534.30
  4. Step 4: Simplify right side
    248,451,736.91x = 49,381,951,568,448,872
  5. Step 5: Solve for x
    x = 49,381,951,568,448,872/248,451,736.91
  6. Step 6: Final answer
    x = 198,758,729.50

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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.