Home / 396,289,902.60-594,434,853.90-360,577,067.40

Finding the Fourth Proportional to 396,289,902.60, 594,434,853.90 and 360,577,067.40

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Solution

The fourth proportional to 396,289,902.60, 594,434,853.90 and 360,577,067.40 is: 540,865,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,289,902.60 : 594,434,853.90 = 360,577,067.40 : x
  2. Step 2: Convert to fraction form
    396,289,902.60/594,434,853.90 = 360,577,067.40/x
  3. Step 3: Cross multiply
    396,289,902.60x = 594,434,853.90 × 360,577,067.40
  4. Step 4: Simplify right side
    396,289,902.60x = 214,339,576,379,609,440
  5. Step 5: Solve for x
    x = 214,339,576,379,609,440/396,289,902.60
  6. Step 6: Final answer
    x = 540,865,601.10

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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.