Home / 264,634,601.40-396,951,902.10-191,508,319.80

Finding the Fourth Proportional to 264,634,601.40, 396,951,902.10 and 191,508,319.80

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Solution

The fourth proportional to 264,634,601.40, 396,951,902.10 and 191,508,319.80 is: 287,262,479.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,634,601.40 : 396,951,902.10 = 191,508,319.80 : x
  2. Step 2: Convert to fraction form
    264,634,601.40/396,951,902.10 = 191,508,319.80/x
  3. Step 3: Cross multiply
    264,634,601.40x = 396,951,902.10 × 191,508,319.80
  4. Step 4: Simplify right side
    264,634,601.40x = 76,019,591,812,585,104
  5. Step 5: Solve for x
    x = 76,019,591,812,585,104/264,634,601.40
  6. Step 6: Final answer
    x = 287,262,479.70

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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.