Home / 84,847,148.42-117,085,768.77-51,862,624.88

Finding the Fourth Proportional to 84,847,148.42, 117,085,768.77 and 51,862,624.88

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Solution

The fourth proportional to 84,847,148.42, 117,085,768.77 and 51,862,624.88 is: 71,568,407.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,847,148.42 : 117,085,768.77 = 51,862,624.88 : x
  2. Step 2: Convert to fraction form
    84,847,148.42/117,085,768.77 = 51,862,624.88/x
  3. Step 3: Cross multiply
    84,847,148.42x = 117,085,768.77 × 51,862,624.88
  4. Step 4: Simplify right side
    84,847,148.42x = 6,072,375,304,504,929
  5. Step 5: Solve for x
    x = 6,072,375,304,504,929/84,847,148.42
  6. Step 6: Final answer
    x = 71,568,407.63

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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.