Home / 124,420,163.40-186,630,245.10-106,280,310.60

Finding the Fourth Proportional to 124,420,163.40, 186,630,245.10 and 106,280,310.60

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Solution

The fourth proportional to 124,420,163.40, 186,630,245.10 and 106,280,310.60 is: 159,420,465.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,420,163.40 : 186,630,245.10 = 106,280,310.60 : x
  2. Step 2: Convert to fraction form
    124,420,163.40/186,630,245.10 = 106,280,310.60/x
  3. Step 3: Cross multiply
    124,420,163.40x = 186,630,245.10 × 106,280,310.60
  4. Step 4: Simplify right side
    124,420,163.40x = 19,835,120,416,582,128
  5. Step 5: Solve for x
    x = 19,835,120,416,582,128/124,420,163.40
  6. Step 6: Final answer
    x = 159,420,465.90

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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.