Home / 159,085,174.25-238,627,895.32-76,067,394.19

Finding the Fourth Proportional to 159,085,174.25, 238,627,895.32 and 76,067,394.19

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Solution

The fourth proportional to 159,085,174.25, 238,627,895.32 and 76,067,394.19 is: 114,101,155.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,085,174.25 : 238,627,895.32 = 76,067,394.19 : x
  2. Step 2: Convert to fraction form
    159,085,174.25/238,627,895.32 = 76,067,394.19/x
  3. Step 3: Cross multiply
    159,085,174.25x = 238,627,895.32 × 76,067,394.19
  4. Step 4: Simplify right side
    159,085,174.25x = 18,151,802,177,535,012
  5. Step 5: Solve for x
    x = 18,151,802,177,535,012/159,085,174.25
  6. Step 6: Final answer
    x = 114,101,155.33

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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.