Home / 248,062,398.71-372,149,655.57-82,065,514.30

Finding the Fourth Proportional to 248,062,398.71, 372,149,655.57 and 82,065,514.30

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Solution

The fourth proportional to 248,062,398.71, 372,149,655.57 and 82,065,514.30 is: 123,116,816.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,062,398.71 : 372,149,655.57 = 82,065,514.30 : x
  2. Step 2: Convert to fraction form
    248,062,398.71/372,149,655.57 = 82,065,514.30/x
  3. Step 3: Cross multiply
    248,062,398.71x = 372,149,655.57 × 82,065,514.30
  4. Step 4: Simplify right side
    248,062,398.71x = 30,540,652,879,989,536
  5. Step 5: Solve for x
    x = 30,540,652,879,989,536/248,062,398.71
  6. Step 6: Final answer
    x = 123,116,816.73

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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.