Home / 236,659,571.25-354,972,521.03-72,880,249.83

Finding the Fourth Proportional to 236,659,571.25, 354,972,521.03 and 72,880,249.83

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Solution

The fourth proportional to 236,659,571.25, 354,972,521.03 and 72,880,249.83 is: 109,315,190.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,659,571.25 : 354,972,521.03 = 72,880,249.83 : x
  2. Step 2: Convert to fraction form
    236,659,571.25/354,972,521.03 = 72,880,249.83/x
  3. Step 3: Cross multiply
    236,659,571.25x = 354,972,521.03 × 72,880,249.83
  4. Step 4: Simplify right side
    236,659,571.25x = 25,870,486,015,086,924
  5. Step 5: Solve for x
    x = 25,870,486,015,086,924/236,659,571.25
  6. Step 6: Final answer
    x = 109,315,190.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.