Home / 1,738,391,999.20-2,607,587,998.80-574,040,197.60

Finding the Fourth Proportional to 1,738,391,999.20, 2,607,587,998.80 and 574,040,197.60

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Solution

The fourth proportional to 1,738,391,999.20, 2,607,587,998.80 and 574,040,197.60 is: 861,060,296.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,391,999.20 : 2,607,587,998.80 = 574,040,197.60 : x
  2. Step 2: Convert to fraction form
    1,738,391,999.20/2,607,587,998.80 = 574,040,197.60/x
  3. Step 3: Cross multiply
    1,738,391,999.20x = 2,607,587,998.80 × 574,040,197.60
  4. Step 4: Simplify right side
    1,738,391,999.20x = 1,496,860,330,090,540,800
  5. Step 5: Solve for x
    x = 1,496,860,330,090,540,800/1,738,391,999.20
  6. Step 6: Final answer
    x = 861,060,296.40

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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.