Home / 695,902,608.02-1,044,260,956.48-259,504,778.90

Finding the Fourth Proportional to 695,902,608.02, 1,044,260,956.48 and 259,504,778.90

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Solution

The fourth proportional to 695,902,608.02, 1,044,260,956.48 and 259,504,778.90 is: 389,408,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,902,608.02 : 1,044,260,956.48 = 259,504,778.90 : x
  2. Step 2: Convert to fraction form
    695,902,608.02/1,044,260,956.48 = 259,504,778.90/x
  3. Step 3: Cross multiply
    695,902,608.02x = 1,044,260,956.48 × 259,504,778.90
  4. Step 4: Simplify right side
    695,902,608.02x = 270,990,708,623,947,424
  5. Step 5: Solve for x
    x = 270,990,708,623,947,424/695,902,608.02
  6. Step 6: Final answer
    x = 389,408,956.80

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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.