Home / 179,286,608.40-268,929,912.60-163,981,107.60

Finding the Fourth Proportional to 179,286,608.40, 268,929,912.60 and 163,981,107.60

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Solution

The fourth proportional to 179,286,608.40, 268,929,912.60 and 163,981,107.60 is: 245,971,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,286,608.40 : 268,929,912.60 = 163,981,107.60 : x
  2. Step 2: Convert to fraction form
    179,286,608.40/268,929,912.60 = 163,981,107.60/x
  3. Step 3: Cross multiply
    179,286,608.40x = 268,929,912.60 × 163,981,107.60
  4. Step 4: Simplify right side
    179,286,608.40x = 44,099,424,934,919,200
  5. Step 5: Solve for x
    x = 44,099,424,934,919,200/179,286,608.40
  6. Step 6: Final answer
    x = 245,971,661.40

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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.