Home / 396,085,853.75-593,886,529.56-188,887,636.67

Finding the Fourth Proportional to 396,085,853.75, 593,886,529.56 and 188,887,636.67

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Solution

The fourth proportional to 396,085,853.75, 593,886,529.56 and 188,887,636.67 is: 283,215,928.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,085,853.75 : 593,886,529.56 = 188,887,636.67 : x
  2. Step 2: Convert to fraction form
    396,085,853.75/593,886,529.56 = 188,887,636.67/x
  3. Step 3: Cross multiply
    396,085,853.75x = 593,886,529.56 × 188,887,636.67
  4. Step 4: Simplify right side
    396,085,853.75x = 112,177,823,016,475,392
  5. Step 5: Solve for x
    x = 112,177,823,016,475,392/396,085,853.75
  6. Step 6: Final answer
    x = 283,215,928.96

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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.