Home / 248,763,741.57-343,304,346.33-137,261,815.52

Finding the Fourth Proportional to 248,763,741.57, 343,304,346.33 and 137,261,815.52

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Solution

The fourth proportional to 248,763,741.57, 343,304,346.33 and 137,261,815.52 is: 189,427,034.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,763,741.57 : 343,304,346.33 = 137,261,815.52 : x
  2. Step 2: Convert to fraction form
    248,763,741.57/343,304,346.33 = 137,261,815.52/x
  3. Step 3: Cross multiply
    248,763,741.57x = 343,304,346.33 × 137,261,815.52
  4. Step 4: Simplify right side
    248,763,741.57x = 47,122,577,851,446,120
  5. Step 5: Solve for x
    x = 47,122,577,851,446,120/248,763,741.57
  6. Step 6: Final answer
    x = 189,427,034.48

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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.