Home / 3,969,921,823,775.20-5,956,614,822,662.40-1,390,195,884,204.60

Finding the Fourth Proportional to 3,969,921,823,775.20, 5,956,614,822,662.40 and 1,390,195,884,204.60

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Solution

The fourth proportional to 3,969,921,823,775.20, 5,956,614,822,662.40 and 1,390,195,884,204.60 is: 2,085,900,372,310.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,921,823,775.20 : 5,956,614,822,662.40 = 1,390,195,884,204.60 : x
  2. Step 2: Convert to fraction form
    3,969,921,823,775.20/5,956,614,822,662.40 = 1,390,195,884,204.60/x
  3. Step 3: Cross multiply
    3,969,921,823,775.20x = 5,956,614,822,662.40 × 1,390,195,884,204.60
  4. Step 4: Simplify right side
    3,969,921,823,775.20x = 8,280,861,410,257,382,756,319,232
  5. Step 5: Solve for x
    x = 8,280,861,410,257,382,756,319,232/3,969,921,823,775.20
  6. Step 6: Final answer
    x = 2,085,900,372,310.78

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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.