Home / 248,143,523.20-372,229,281.60-75,625,964.80

Finding the Fourth Proportional to 248,143,523.20, 372,229,281.60 and 75,625,964.80

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Solution

The fourth proportional to 248,143,523.20, 372,229,281.60 and 75,625,964.80 is: 113,443,212.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,143,523.20 : 372,229,281.60 = 75,625,964.80 : x
  2. Step 2: Convert to fraction form
    248,143,523.20/372,229,281.60 = 75,625,964.80/x
  3. Step 3: Cross multiply
    248,143,523.20x = 372,229,281.60 × 75,625,964.80
  4. Step 4: Simplify right side
    248,143,523.20x = 28,150,198,547,810,888
  5. Step 5: Solve for x
    x = 28,150,198,547,810,888/248,143,523.20
  6. Step 6: Final answer
    x = 113,443,212.96

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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.