Home / 422,297,483,827.62-582,791,465,607.20-261,957,057,446.82

Finding the Fourth Proportional to 422,297,483,827.62, 582,791,465,607.20 and 261,957,057,446.82

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Solution

The fourth proportional to 422,297,483,827.62, 582,791,465,607.20 and 261,957,057,446.82 is: 361,513,727,365.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,297,483,827.62 : 582,791,465,607.20 = 261,957,057,446.82 : x
  2. Step 2: Convert to fraction form
    422,297,483,827.62/582,791,465,607.20 = 261,957,057,446.82/x
  3. Step 3: Cross multiply
    422,297,483,827.62x = 582,791,465,607.20 × 261,957,057,446.82
  4. Step 4: Simplify right side
    422,297,483,827.62x = 152,666,337,435,581,717,413,888
  5. Step 5: Solve for x
    x = 152,666,337,435,581,717,413,888/422,297,483,827.62
  6. Step 6: Final answer
    x = 361,513,727,365.47

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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.