Home / 3,778,790,818.20-5,664,029,177.70-1,323,864,072.60

Finding the Fourth Proportional to 3,778,790,818.20, 5,664,029,177.70 and 1,323,864,072.60

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Solution

The fourth proportional to 3,778,790,818.20, 5,664,029,177.70 and 1,323,864,072.60 is: 1,984,339,725.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,790,818.20 : 5,664,029,177.70 = 1,323,864,072.60 : x
  2. Step 2: Convert to fraction form
    3,778,790,818.20/5,664,029,177.70 = 1,323,864,072.60/x
  3. Step 3: Cross multiply
    3,778,790,818.20x = 5,664,029,177.70 × 1,323,864,072.60
  4. Step 4: Simplify right side
    3,778,790,818.20x = 7,498,404,734,515,149,824
  5. Step 5: Solve for x
    x = 7,498,404,734,515,149,824/3,778,790,818.20
  6. Step 6: Final answer
    x = 1,984,339,725.40

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1.5x scale

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.