Home / 3,863,148,912.10-5,794,723,368.15-3,243,276,129.70

Finding the Fourth Proportional to 3,863,148,912.10, 5,794,723,368.15 and 3,243,276,129.70

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Solution

The fourth proportional to 3,863,148,912.10, 5,794,723,368.15 and 3,243,276,129.70 is: 4,864,914,194.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863,148,912.10 : 5,794,723,368.15 = 3,243,276,129.70 : x
  2. Step 2: Convert to fraction form
    3,863,148,912.10/5,794,723,368.15 = 3,243,276,129.70/x
  3. Step 3: Cross multiply
    3,863,148,912.10x = 5,794,723,368.15 × 3,243,276,129.70
  4. Step 4: Simplify right side
    3,863,148,912.10x = 18,793,887,978,135,678,976
  5. Step 5: Solve for x
    x = 18,793,887,978,135,678,976/3,863,148,912.10
  6. Step 6: Final answer
    x = 4,864,914,194.55

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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.