Home / 202,992,892.82-280,132,879.47-110,174,513.30

Finding the Fourth Proportional to 202,992,892.82, 280,132,879.47 and 110,174,513.30

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Solution

The fourth proportional to 202,992,892.82, 280,132,879.47 and 110,174,513.30 is: 152,042,286.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,992,892.82 : 280,132,879.47 = 110,174,513.30 : x
  2. Step 2: Convert to fraction form
    202,992,892.82/280,132,879.47 = 110,174,513.30/x
  3. Step 3: Cross multiply
    202,992,892.82x = 280,132,879.47 × 110,174,513.30
  4. Step 4: Simplify right side
    202,992,892.82x = 30,863,503,654,934,816
  5. Step 5: Solve for x
    x = 30,863,503,654,934,816/202,992,892.82
  6. Step 6: Final answer
    x = 152,042,286.93

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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.