Home / 199,322,433.60-298,983,650.40-111,794,100.90

Finding the Fourth Proportional to 199,322,433.60, 298,983,650.40 and 111,794,100.90

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Solution

The fourth proportional to 199,322,433.60, 298,983,650.40 and 111,794,100.90 is: 167,691,151.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,322,433.60 : 298,983,650.40 = 111,794,100.90 : x
  2. Step 2: Convert to fraction form
    199,322,433.60/298,983,650.40 = 111,794,100.90/x
  3. Step 3: Cross multiply
    199,322,433.60x = 298,983,650.40 × 111,794,100.90
  4. Step 4: Simplify right side
    199,322,433.60x = 33,424,608,380,267,924
  5. Step 5: Solve for x
    x = 33,424,608,380,267,924/199,322,433.60
  6. Step 6: Final answer
    x = 167,691,151.35

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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.