Home / 165,575,055.76-228,483,279.80-91,231,455.92

Finding the Fourth Proportional to 165,575,055.76, 228,483,279.80 and 91,231,455.92

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Solution

The fourth proportional to 165,575,055.76, 228,483,279.80 and 91,231,455.92 is: 125,893,735.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,575,055.76 : 228,483,279.80 = 91,231,455.92 : x
  2. Step 2: Convert to fraction form
    165,575,055.76/228,483,279.80 = 91,231,455.92/x
  3. Step 3: Cross multiply
    165,575,055.76x = 228,483,279.80 × 91,231,455.92
  4. Step 4: Simplify right side
    165,575,055.76x = 20,844,862,269,530,728
  5. Step 5: Solve for x
    x = 20,844,862,269,530,728/165,575,055.76
  6. Step 6: Final answer
    x = 125,893,735.47

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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.