Home / 6,288,198,793.20-9,432,298,189.80-3,961,762,671.60

Finding the Fourth Proportional to 6,288,198,793.20, 9,432,298,189.80 and 3,961,762,671.60

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Solution

The fourth proportional to 6,288,198,793.20, 9,432,298,189.80 and 3,961,762,671.60 is: 5,942,644,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,198,793.20 : 9,432,298,189.80 = 3,961,762,671.60 : x
  2. Step 2: Convert to fraction form
    6,288,198,793.20/9,432,298,189.80 = 3,961,762,671.60/x
  3. Step 3: Cross multiply
    6,288,198,793.20x = 9,432,298,189.80 × 3,961,762,671.60
  4. Step 4: Simplify right side
    6,288,198,793.20x = 37,368,526,875,749,883,904
  5. Step 5: Solve for x
    x = 37,368,526,875,749,883,904/6,288,198,793.20
  6. Step 6: Final answer
    x = 5,942,644,007.40

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Double scale
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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.