Home / 319,687,414.42-441,168,626.56-173,009,698.42

Finding the Fourth Proportional to 319,687,414.42, 441,168,626.56 and 173,009,698.42

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Solution

The fourth proportional to 319,687,414.42, 441,168,626.56 and 173,009,698.42 is: 238,753,380.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,687,414.42 : 441,168,626.56 = 173,009,698.42 : x
  2. Step 2: Convert to fraction form
    319,687,414.42/441,168,626.56 = 173,009,698.42/x
  3. Step 3: Cross multiply
    319,687,414.42x = 441,168,626.56 × 173,009,698.42
  4. Step 4: Simplify right side
    319,687,414.42x = 76,326,451,033,511,200
  5. Step 5: Solve for x
    x = 76,326,451,033,511,200/319,687,414.42
  6. Step 6: Final answer
    x = 238,753,380.93

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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.