Home / 85,473,452.62-117,907,876.06-51,993,167.77

Finding the Fourth Proportional to 85,473,452.62, 117,907,876.06 and 51,993,167.77

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Solution

The fourth proportional to 85,473,452.62, 117,907,876.06 and 51,993,167.77 is: 71,722,901.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,473,452.62 : 117,907,876.06 = 51,993,167.77 : x
  2. Step 2: Convert to fraction form
    85,473,452.62/117,907,876.06 = 51,993,167.77/x
  3. Step 3: Cross multiply
    85,473,452.62x = 117,907,876.06 × 51,993,167.77
  4. Step 4: Simplify right side
    85,473,452.62x = 6,130,403,981,391,947
  5. Step 5: Solve for x
    x = 6,130,403,981,391,947/85,473,452.62
  6. Step 6: Final answer
    x = 71,722,901.01

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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.