Home / 225,012,251.76-310,498,137.72-208,560,413.04

Finding the Fourth Proportional to 225,012,251.76, 310,498,137.72 and 208,560,413.04

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Solution

The fourth proportional to 225,012,251.76, 310,498,137.72 and 208,560,413.04 is: 287,795,972.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,012,251.76 : 310,498,137.72 = 208,560,413.04 : x
  2. Step 2: Convert to fraction form
    225,012,251.76/310,498,137.72 = 208,560,413.04/x
  3. Step 3: Cross multiply
    225,012,251.76x = 310,498,137.72 × 208,560,413.04
  4. Step 4: Simplify right side
    225,012,251.76x = 64,757,619,851,034,008
  5. Step 5: Solve for x
    x = 64,757,619,851,034,008/225,012,251.76
  6. Step 6: Final answer
    x = 287,795,972.64

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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.