Home / 2,140,198,930.26-2,953,238,375.97-1,200,208,134.42

Finding the Fourth Proportional to 2,140,198,930.26, 2,953,238,375.97 and 1,200,208,134.42

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Solution

The fourth proportional to 2,140,198,930.26, 2,953,238,375.97 and 1,200,208,134.42 is: 1,656,154,795.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,198,930.26 : 2,953,238,375.97 = 1,200,208,134.42 : x
  2. Step 2: Convert to fraction form
    2,140,198,930.26/2,953,238,375.97 = 1,200,208,134.42/x
  3. Step 3: Cross multiply
    2,140,198,930.26x = 2,953,238,375.97 × 1,200,208,134.42
  4. Step 4: Simplify right side
    2,140,198,930.26x = 3,544,500,721,720,504,320
  5. Step 5: Solve for x
    x = 3,544,500,721,720,504,320/2,140,198,930.26
  6. Step 6: Final answer
    x = 1,656,154,795.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.