Home / 199,154,126.01-298,560,793.77-76,420,517.07

Finding the Fourth Proportional to 199,154,126.01, 298,560,793.77 and 76,420,517.07

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Solution

The fourth proportional to 199,154,126.01, 298,560,793.77 and 76,420,517.07 is: 114,565,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,154,126.01 : 298,560,793.77 = 76,420,517.07 : x
  2. Step 2: Convert to fraction form
    199,154,126.01/298,560,793.77 = 76,420,517.07/x
  3. Step 3: Cross multiply
    199,154,126.01x = 298,560,793.77 × 76,420,517.07
  4. Step 4: Simplify right side
    199,154,126.01x = 22,816,170,236,733,032
  5. Step 5: Solve for x
    x = 22,816,170,236,733,032/199,154,126.01
  6. Step 6: Final answer
    x = 114,565,390.60

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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.