Home / 81,599,942.70-122,293,625.85-33,038,045.10

Finding the Fourth Proportional to 81,599,942.70, 122,293,625.85 and 33,038,045.10

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Solution

The fourth proportional to 81,599,942.70, 122,293,625.85 and 33,038,045.10 is: 49,514,033.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,599,942.70 : 122,293,625.85 = 33,038,045.10 : x
  2. Step 2: Convert to fraction form
    81,599,942.70/122,293,625.85 = 33,038,045.10/x
  3. Step 3: Cross multiply
    81,599,942.70x = 122,293,625.85 × 33,038,045.10
  4. Step 4: Simplify right side
    81,599,942.70x = 4,040,342,326,274,826
  5. Step 5: Solve for x
    x = 4,040,342,326,274,826/81,599,942.70
  6. Step 6: Final answer
    x = 49,514,033.87

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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.