Home / 396,300,623.10-594,545,413.05-191,660,408.70

Finding the Fourth Proportional to 396,300,623.10, 594,545,413.05 and 191,660,408.70

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Solution

The fourth proportional to 396,300,623.10, 594,545,413.05 and 191,660,408.70 is: 287,536,305.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,300,623.10 : 594,545,413.05 = 191,660,408.70 : x
  2. Step 2: Convert to fraction form
    396,300,623.10/594,545,413.05 = 191,660,408.70/x
  3. Step 3: Cross multiply
    396,300,623.10x = 594,545,413.05 × 191,660,408.70
  4. Step 4: Simplify right side
    396,300,623.10x = 113,950,816,855,873,296
  5. Step 5: Solve for x
    x = 113,950,816,855,873,296/396,300,623.10
  6. Step 6: Final answer
    x = 287,536,305.05

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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.