Home / 248,079,246.82-372,129,143.54-73,202,274.90

Finding the Fourth Proportional to 248,079,246.82, 372,129,143.54 and 73,202,274.90

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Solution

The fourth proportional to 248,079,246.82, 372,129,143.54 and 73,202,274.90 is: 109,806,443.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,079,246.82 : 372,129,143.54 = 73,202,274.90 : x
  2. Step 2: Convert to fraction form
    248,079,246.82/372,129,143.54 = 73,202,274.90/x
  3. Step 3: Cross multiply
    248,079,246.82x = 372,129,143.54 × 73,202,274.90
  4. Step 4: Simplify right side
    248,079,246.82x = 27,240,699,863,762,028
  5. Step 5: Solve for x
    x = 27,240,699,863,762,028/248,079,246.82
  6. Step 6: Final answer
    x = 109,806,443.76

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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.