Home / 149,498,025.41-206,276,462.19-85,906,078.29

Finding the Fourth Proportional to 149,498,025.41, 206,276,462.19 and 85,906,078.29

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Solution

The fourth proportional to 149,498,025.41, 206,276,462.19 and 85,906,078.29 is: 118,532,682.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,498,025.41 : 206,276,462.19 = 85,906,078.29 : x
  2. Step 2: Convert to fraction form
    149,498,025.41/206,276,462.19 = 85,906,078.29/x
  3. Step 3: Cross multiply
    149,498,025.41x = 206,276,462.19 × 85,906,078.29
  4. Step 4: Simplify right side
    149,498,025.41x = 17,720,401,910,858,416
  5. Step 5: Solve for x
    x = 17,720,401,910,858,416/149,498,025.41
  6. Step 6: Final answer
    x = 118,532,682.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.