Home / 587,285,223.10-810,474,421.98-322,987,656.98

Finding the Fourth Proportional to 587,285,223.10, 810,474,421.98 and 322,987,656.98

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Solution

The fourth proportional to 587,285,223.10, 810,474,421.98 and 322,987,656.98 is: 445,734,413.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,285,223.10 : 810,474,421.98 = 322,987,656.98 : x
  2. Step 2: Convert to fraction form
    587,285,223.10/810,474,421.98 = 322,987,656.98/x
  3. Step 3: Cross multiply
    587,285,223.10x = 810,474,421.98 × 322,987,656.98
  4. Step 4: Simplify right side
    587,285,223.10x = 261,773,234,597,540,032
  5. Step 5: Solve for x
    x = 261,773,234,597,540,032/587,285,223.10
  6. Step 6: Final answer
    x = 445,734,413.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.