Home / 251,336,800.05-346,847,976.11-138,319,304.25

Finding the Fourth Proportional to 251,336,800.05, 346,847,976.11 and 138,319,304.25

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Solution

The fourth proportional to 251,336,800.05, 346,847,976.11 and 138,319,304.25 is: 190,882,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,336,800.05 : 346,847,976.11 = 138,319,304.25 : x
  2. Step 2: Convert to fraction form
    251,336,800.05/346,847,976.11 = 138,319,304.25/x
  3. Step 3: Cross multiply
    251,336,800.05x = 346,847,976.11 × 138,319,304.25
  4. Step 4: Simplify right side
    251,336,800.05x = 47,975,770,736,055,824
  5. Step 5: Solve for x
    x = 47,975,770,736,055,824/251,336,800.05
  6. Step 6: Final answer
    x = 190,882,396.56

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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.