Home / 199,332,040.20-298,998,060.30-122,405,627.40

Finding the Fourth Proportional to 199,332,040.20, 298,998,060.30 and 122,405,627.40

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Solution

The fourth proportional to 199,332,040.20, 298,998,060.30 and 122,405,627.40 is: 183,608,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,332,040.20 : 298,998,060.30 = 122,405,627.40 : x
  2. Step 2: Convert to fraction form
    199,332,040.20/298,998,060.30 = 122,405,627.40/x
  3. Step 3: Cross multiply
    199,332,040.20x = 298,998,060.30 × 122,405,627.40
  4. Step 4: Simplify right side
    199,332,040.20x = 36,599,045,162,404,536
  5. Step 5: Solve for x
    x = 36,599,045,162,404,536/199,332,040.20
  6. Step 6: Final answer
    x = 183,608,441.10

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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.