Home / 248,734,096-343,251,135.46-137,229,636.48

Finding the Fourth Proportional to 248,734,096, 343,251,135.46 and 137,229,636.48

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Solution

The fourth proportional to 248,734,096, 343,251,135.46 and 137,229,636.48 is: 189,375,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,734,096 : 343,251,135.46 = 137,229,636.48 : x
  2. Step 2: Convert to fraction form
    248,734,096/343,251,135.46 = 137,229,636.48/x
  3. Step 3: Cross multiply
    248,734,096x = 343,251,135.46 × 137,229,636.48
  4. Step 4: Simplify right side
    248,734,096x = 47,104,228,540,523,032
  5. Step 5: Solve for x
    x = 47,104,228,540,523,032/248,734,096
  6. Step 6: Final answer
    x = 189,375,840.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.