Home / 68,911,554.80-95,093,660.76-37,969,992.56

Finding the Fourth Proportional to 68,911,554.80, 95,093,660.76 and 37,969,992.56

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Solution

The fourth proportional to 68,911,554.80, 95,093,660.76 and 37,969,992.56 is: 52,396,228.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,911,554.80 : 95,093,660.76 = 37,969,992.56 : x
  2. Step 2: Convert to fraction form
    68,911,554.80/95,093,660.76 = 37,969,992.56/x
  3. Step 3: Cross multiply
    68,911,554.80x = 95,093,660.76 × 37,969,992.56
  4. Step 4: Simplify right side
    68,911,554.80x = 3,610,705,591,560,364.50
  5. Step 5: Solve for x
    x = 3,610,705,591,560,364.50/68,911,554.80
  6. Step 6: Final answer
    x = 52,396,228.79

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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.