Home / 210,198,196.73-290,067,891.54-116,110,318.66

Finding the Fourth Proportional to 210,198,196.73, 290,067,891.54 and 116,110,318.66

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Solution

The fourth proportional to 210,198,196.73, 290,067,891.54 and 116,110,318.66 is: 160,229,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,198,196.73 : 290,067,891.54 = 116,110,318.66 : x
  2. Step 2: Convert to fraction form
    210,198,196.73/290,067,891.54 = 116,110,318.66/x
  3. Step 3: Cross multiply
    210,198,196.73x = 290,067,891.54 × 116,110,318.66
  4. Step 4: Simplify right side
    210,198,196.73x = 33,679,875,319,782,164
  5. Step 5: Solve for x
    x = 33,679,875,319,782,164/210,198,196.73
  6. Step 6: Final answer
    x = 160,229,135.37

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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.