Home / 193,099,408.40-289,649,112.60-171,936,246.80

Finding the Fourth Proportional to 193,099,408.40, 289,649,112.60 and 171,936,246.80

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Solution

The fourth proportional to 193,099,408.40, 289,649,112.60 and 171,936,246.80 is: 257,904,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,099,408.40 : 289,649,112.60 = 171,936,246.80 : x
  2. Step 2: Convert to fraction form
    193,099,408.40/289,649,112.60 = 171,936,246.80/x
  3. Step 3: Cross multiply
    193,099,408.40x = 289,649,112.60 × 171,936,246.80
  4. Step 4: Simplify right side
    193,099,408.40x = 49,801,181,309,394,600
  5. Step 5: Solve for x
    x = 49,801,181,309,394,600/193,099,408.40
  6. Step 6: Final answer
    x = 257,904,370.20

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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.