Home / 210,410,235.27-290,375,092.10-117,590,740.38

Finding the Fourth Proportional to 210,410,235.27, 290,375,092.10 and 117,590,740.38

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Solution

The fourth proportional to 210,410,235.27, 290,375,092.10 and 117,590,740.38 is: 162,280,233.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,410,235.27 : 290,375,092.10 = 117,590,740.38 : x
  2. Step 2: Convert to fraction form
    210,410,235.27/290,375,092.10 = 117,590,740.38/x
  3. Step 3: Cross multiply
    210,410,235.27x = 290,375,092.10 × 117,590,740.38
  4. Step 4: Simplify right side
    210,410,235.27x = 34,145,422,067,361,736
  5. Step 5: Solve for x
    x = 34,145,422,067,361,736/210,410,235.27
  6. Step 6: Final answer
    x = 162,280,233.30

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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.