Home / 108,099,568.20-162,133,605.90-31,414,600.20

Finding the Fourth Proportional to 108,099,568.20, 162,133,605.90 and 31,414,600.20

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Solution

The fourth proportional to 108,099,568.20, 162,133,605.90 and 31,414,600.20 is: 47,117,324.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,099,568.20 : 162,133,605.90 = 31,414,600.20 : x
  2. Step 2: Convert to fraction form
    108,099,568.20/162,133,605.90 = 31,414,600.20/x
  3. Step 3: Cross multiply
    108,099,568.20x = 162,133,605.90 × 31,414,600.20
  4. Step 4: Simplify right side
    108,099,568.20x = 5,093,362,408,332,861
  5. Step 5: Solve for x
    x = 5,093,362,408,332,861/108,099,568.20
  6. Step 6: Final answer
    x = 47,117,324.27

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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.