Home / 119,760,557,019.68-165,270,874,756.56-66,297,422,358.56

Finding the Fourth Proportional to 119,760,557,019.68, 165,270,874,756.56 and 66,297,422,358.56

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Solution

The fourth proportional to 119,760,557,019.68, 165,270,874,756.56 and 66,297,422,358.56 is: 91,491,165,872.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,760,557,019.68 : 165,270,874,756.56 = 66,297,422,358.56 : x
  2. Step 2: Convert to fraction form
    119,760,557,019.68/165,270,874,756.56 = 66,297,422,358.56/x
  3. Step 3: Cross multiply
    119,760,557,019.68x = 165,270,874,756.56 × 66,297,422,358.56
  4. Step 4: Simplify right side
    119,760,557,019.68x = 10,957,032,987,304,329,740,288
  5. Step 5: Solve for x
    x = 10,957,032,987,304,329,740,288/119,760,557,019.68
  6. Step 6: Final answer
    x = 91,491,165,872.78

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1.5x scale

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.