Home / 248,062,409.77-372,149,672.13-82,065,525.29

Finding the Fourth Proportional to 248,062,409.77, 372,149,672.13 and 82,065,525.29

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Solution

The fourth proportional to 248,062,409.77, 372,149,672.13 and 82,065,525.29 is: 123,116,833.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,062,409.77 : 372,149,672.13 = 82,065,525.29 : x
  2. Step 2: Convert to fraction form
    248,062,409.77/372,149,672.13 = 82,065,525.29/x
  3. Step 3: Cross multiply
    248,062,409.77x = 372,149,672.13 × 82,065,525.29
  4. Step 4: Simplify right side
    248,062,409.77x = 30,540,658,329,849,724
  5. Step 5: Solve for x
    x = 30,540,658,329,849,724/248,062,409.77
  6. Step 6: Final answer
    x = 123,116,833.21

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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.