Home / 165,605,601.78-228,537,292.44-91,268,843.04

Finding the Fourth Proportional to 165,605,601.78, 228,537,292.44 and 91,268,843.04

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Solution

The fourth proportional to 165,605,601.78, 228,537,292.44 and 91,268,843.04 is: 125,951,864.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,605,601.78 : 228,537,292.44 = 91,268,843.04 : x
  2. Step 2: Convert to fraction form
    165,605,601.78/228,537,292.44 = 91,268,843.04/x
  3. Step 3: Cross multiply
    165,605,601.78x = 228,537,292.44 × 91,268,843.04
  4. Step 4: Simplify right side
    165,605,601.78x = 20,858,334,272,492,940
  5. Step 5: Solve for x
    x = 20,858,334,272,492,940/165,605,601.78
  6. Step 6: Final answer
    x = 125,951,864.24

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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.