Home / 695,902,603.77-1,044,260,950.10-259,504,774.65

Finding the Fourth Proportional to 695,902,603.77, 1,044,260,950.10 and 259,504,774.65

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Solution

The fourth proportional to 695,902,603.77, 1,044,260,950.10 and 259,504,774.65 is: 389,408,950.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,902,603.77 : 1,044,260,950.10 = 259,504,774.65 : x
  2. Step 2: Convert to fraction form
    695,902,603.77/1,044,260,950.10 = 259,504,774.65/x
  3. Step 3: Cross multiply
    695,902,603.77x = 1,044,260,950.10 × 259,504,774.65
  4. Step 4: Simplify right side
    695,902,603.77x = 270,990,702,530,197,888
  5. Step 5: Solve for x
    x = 270,990,702,530,197,888/695,902,603.77
  6. Step 6: Final answer
    x = 389,408,950.42

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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.