Home / 319,797,673.90-441,322,198.41-173,119,957.90

Finding the Fourth Proportional to 319,797,673.90, 441,322,198.41 and 173,119,957.90

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Solution

The fourth proportional to 319,797,673.90, 441,322,198.41 and 173,119,957.90 is: 238,906,304.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,797,673.90 : 441,322,198.41 = 173,119,957.90 : x
  2. Step 2: Convert to fraction form
    319,797,673.90/441,322,198.41 = 173,119,957.90/x
  3. Step 3: Cross multiply
    319,797,673.90x = 441,322,198.41 × 173,119,957.90
  4. Step 4: Simplify right side
    319,797,673.90x = 76,401,680,409,074,656
  5. Step 5: Solve for x
    x = 76,401,680,409,074,656/319,797,673.90
  6. Step 6: Final answer
    x = 238,906,304.34

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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.