Home / 311,970,187,531.10-467,628,675,452.64-130,556,959,959.03

Finding the Fourth Proportional to 311,970,187,531.10, 467,628,675,452.64 and 130,556,959,959.03

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Solution

The fourth proportional to 311,970,187,531.10, 467,628,675,452.64 and 130,556,959,959.03 is: 195,698,758,076.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,970,187,531.10 : 467,628,675,452.64 = 130,556,959,959.03 : x
  2. Step 2: Convert to fraction form
    311,970,187,531.10/467,628,675,452.64 = 130,556,959,959.03/x
  3. Step 3: Cross multiply
    311,970,187,531.10x = 467,628,675,452.64 × 130,556,959,959.03
  4. Step 4: Simplify right side
    311,970,187,531.10x = 61,052,178,256,764,554,182,656
  5. Step 5: Solve for x
    x = 61,052,178,256,764,554,182,656/311,970,187,531.10
  6. Step 6: Final answer
    x = 195,698,758,076.61

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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.