Home / 275,304,093-379,927,480.06-149,864,378.64

Finding the Fourth Proportional to 275,304,093, 379,927,480.06 and 149,864,378.64

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Solution

The fourth proportional to 275,304,093, 379,927,480.06 and 149,864,378.64 is: 206,817,105.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,304,093 : 379,927,480.06 = 149,864,378.64 : x
  2. Step 2: Convert to fraction form
    275,304,093/379,927,480.06 = 149,864,378.64/x
  3. Step 3: Cross multiply
    275,304,093x = 379,927,480.06 × 149,864,378.64
  4. Step 4: Simplify right side
    275,304,093x = 56,937,595,727,452,888
  5. Step 5: Solve for x
    x = 56,937,595,727,452,888/275,304,093
  6. Step 6: Final answer
    x = 206,817,105.79

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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.