Home / 396,286,934.40-594,430,401.60-367,589,120.40

Finding the Fourth Proportional to 396,286,934.40, 594,430,401.60 and 367,589,120.40

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Solution

The fourth proportional to 396,286,934.40, 594,430,401.60 and 367,589,120.40 is: 551,383,680.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,286,934.40 : 594,430,401.60 = 367,589,120.40 : x
  2. Step 2: Convert to fraction form
    396,286,934.40/594,430,401.60 = 367,589,120.40/x
  3. Step 3: Cross multiply
    396,286,934.40x = 594,430,401.60 × 367,589,120.40
  4. Step 4: Simplify right side
    396,286,934.40x = 218,506,148,463,162,752
  5. Step 5: Solve for x
    x = 218,506,148,463,162,752/396,286,934.40
  6. Step 6: Final answer
    x = 551,383,680.60

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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.