Home / 248,753,348.64-343,280,813.76-137,244,183.48

Finding the Fourth Proportional to 248,753,348.64, 343,280,813.76 and 137,244,183.48

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Solution

The fourth proportional to 248,753,348.64, 343,280,813.76 and 137,244,183.48 is: 189,397,631.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,753,348.64 : 343,280,813.76 = 137,244,183.48 : x
  2. Step 2: Convert to fraction form
    248,753,348.64/343,280,813.76 = 137,244,183.48/x
  3. Step 3: Cross multiply
    248,753,348.64x = 343,280,813.76 × 137,244,183.48
  4. Step 4: Simplify right side
    248,753,348.64x = 47,113,294,988,841,144
  5. Step 5: Solve for x
    x = 47,113,294,988,841,144/248,753,348.64
  6. Step 6: Final answer
    x = 189,397,631.21

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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.