Home / 165,575,013.54-228,483,221.67-91,231,413.74

Finding the Fourth Proportional to 165,575,013.54, 228,483,221.67 and 91,231,413.74

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Solution

The fourth proportional to 165,575,013.54, 228,483,221.67 and 91,231,413.74 is: 125,893,677.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,575,013.54 : 228,483,221.67 = 91,231,413.74 : x
  2. Step 2: Convert to fraction form
    165,575,013.54/228,483,221.67 = 91,231,413.74/x
  3. Step 3: Cross multiply
    165,575,013.54x = 228,483,221.67 × 91,231,413.74
  4. Step 4: Simplify right side
    165,575,013.54x = 20,844,847,328,823,900
  5. Step 5: Solve for x
    x = 20,844,847,328,823,900/165,575,013.54
  6. Step 6: Final answer
    x = 125,893,677.33

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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.