Home / 108,584,469.20-162,820,716.60-40,392,059.60

Finding the Fourth Proportional to 108,584,469.20, 162,820,716.60 and 40,392,059.60

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Solution

The fourth proportional to 108,584,469.20, 162,820,716.60 and 40,392,059.60 is: 60,567,262.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,584,469.20 : 162,820,716.60 = 40,392,059.60 : x
  2. Step 2: Convert to fraction form
    108,584,469.20/162,820,716.60 = 40,392,059.60/x
  3. Step 3: Cross multiply
    108,584,469.20x = 162,820,716.60 × 40,392,059.60
  4. Step 4: Simplify right side
    108,584,469.20x = 6,576,664,089,021,909
  5. Step 5: Solve for x
    x = 6,576,664,089,021,909/108,584,469.20
  6. Step 6: Final answer
    x = 60,567,262.86

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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.