Home / 1,856,414,628.45-2,784,898,793.19-612,976,434.44

Finding the Fourth Proportional to 1,856,414,628.45, 2,784,898,793.19 and 612,976,434.44

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Solution

The fourth proportional to 1,856,414,628.45, 2,784,898,793.19 and 612,976,434.44 is: 919,556,065.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,414,628.45 : 2,784,898,793.19 = 612,976,434.44 : x
  2. Step 2: Convert to fraction form
    1,856,414,628.45/2,784,898,793.19 = 612,976,434.44/x
  3. Step 3: Cross multiply
    1,856,414,628.45x = 2,784,898,793.19 × 612,976,434.44
  4. Step 4: Simplify right side
    1,856,414,628.45x = 1,707,077,332,522,384,128
  5. Step 5: Solve for x
    x = 1,707,077,332,522,384,128/1,856,414,628.45
  6. Step 6: Final answer
    x = 919,556,065.96

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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.