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Finding the Fourth Proportional to 396,366,925.05, 594,550,387.58 and 396,366,925.05

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Solution

The fourth proportional to 396,366,925.05, 594,550,387.58 and 396,366,925.05 is: 594,550,387.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,366,925.05 : 594,550,387.58 = 396,366,925.05 : x
  2. Step 2: Convert to fraction form
    396,366,925.05/594,550,387.58 = 396,366,925.05/x
  3. Step 3: Cross multiply
    396,366,925.05x = 594,550,387.58 × 396,366,925.05
  4. Step 4: Simplify right side
    396,366,925.05x = 235,660,108,910,388,512
  5. Step 5: Solve for x
    x = 235,660,108,910,388,512/396,366,925.05
  6. Step 6: Final answer
    x = 594,550,387.58

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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.