Home / 68,802,879.78-94,947,987.60-37,863,049.23

Finding the Fourth Proportional to 68,802,879.78, 94,947,987.60 and 37,863,049.23

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Solution

The fourth proportional to 68,802,879.78, 94,947,987.60 and 37,863,049.23 is: 52,251,015.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,802,879.78 : 94,947,987.60 = 37,863,049.23 : x
  2. Step 2: Convert to fraction form
    68,802,879.78/94,947,987.60 = 37,863,049.23/x
  3. Step 3: Cross multiply
    68,802,879.78x = 94,947,987.60 × 37,863,049.23
  4. Step 4: Simplify right side
    68,802,879.78x = 3,595,020,328,788,229
  5. Step 5: Solve for x
    x = 3,595,020,328,788,229/68,802,879.78
  6. Step 6: Final answer
    x = 52,251,015.37

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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.