Home / 84,847,149.42-117,085,770.15-51,862,625.88

Finding the Fourth Proportional to 84,847,149.42, 117,085,770.15 and 51,862,625.88

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Solution

The fourth proportional to 84,847,149.42, 117,085,770.15 and 51,862,625.88 is: 71,568,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,847,149.42 : 117,085,770.15 = 51,862,625.88 : x
  2. Step 2: Convert to fraction form
    84,847,149.42/117,085,770.15 = 51,862,625.88/x
  3. Step 3: Cross multiply
    84,847,149.42x = 117,085,770.15 × 51,862,625.88
  4. Step 4: Simplify right side
    84,847,149.42x = 6,072,375,493,161,122
  5. Step 5: Solve for x
    x = 6,072,375,493,161,122/84,847,149.42
  6. Step 6: Final answer
    x = 71,568,409.01

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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.