Home / 220,061,414.80-329,976,000.60-74,444,928.40

Finding the Fourth Proportional to 220,061,414.80, 329,976,000.60 and 74,444,928.40

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Solution

The fourth proportional to 220,061,414.80, 329,976,000.60 and 74,444,928.40 is: 111,628,109.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,061,414.80 : 329,976,000.60 = 74,444,928.40 : x
  2. Step 2: Convert to fraction form
    220,061,414.80/329,976,000.60 = 74,444,928.40/x
  3. Step 3: Cross multiply
    220,061,414.80x = 329,976,000.60 × 74,444,928.40
  4. Step 4: Simplify right side
    220,061,414.80x = 24,565,039,738,385,360
  5. Step 5: Solve for x
    x = 24,565,039,738,385,360/220,061,414.80
  6. Step 6: Final answer
    x = 111,628,109.64

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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.