Home / 84,320,883,754.88-126,476,670,022.28-61,654,465,452.08

Finding the Fourth Proportional to 84,320,883,754.88, 126,476,670,022.28 and 61,654,465,452.08

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Solution

The fourth proportional to 84,320,883,754.88, 126,476,670,022.28 and 61,654,465,452.08 is: 92,478,294,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,320,883,754.88 : 126,476,670,022.28 = 61,654,465,452.08 : x
  2. Step 2: Convert to fraction form
    84,320,883,754.88/126,476,670,022.28 = 61,654,465,452.08/x
  3. Step 3: Cross multiply
    84,320,883,754.88x = 126,476,670,022.28 × 61,654,465,452.08
  4. Step 4: Simplify right side
    84,320,883,754.88x = 7,797,851,482,382,784,266,240
  5. Step 5: Solve for x
    x = 7,797,851,482,382,784,266,240/84,320,883,754.88
  6. Step 6: Final answer
    x = 92,478,294,049.33

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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.