Home / 2,125,770,002.40-3,188,655,003.60-1,876,099,020.60

Finding the Fourth Proportional to 2,125,770,002.40, 3,188,655,003.60 and 1,876,099,020.60

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Solution

The fourth proportional to 2,125,770,002.40, 3,188,655,003.60 and 1,876,099,020.60 is: 2,814,148,530.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,770,002.40 : 3,188,655,003.60 = 1,876,099,020.60 : x
  2. Step 2: Convert to fraction form
    2,125,770,002.40/3,188,655,003.60 = 1,876,099,020.60/x
  3. Step 3: Cross multiply
    2,125,770,002.40x = 3,188,655,003.60 × 1,876,099,020.60
  4. Step 4: Simplify right side
    2,125,770,002.40x = 5,982,232,529,285,249,024
  5. Step 5: Solve for x
    x = 5,982,232,529,285,249,024/2,125,770,002.40
  6. Step 6: Final answer
    x = 2,814,148,530.90

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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.