Home / 304,777,644.64-420,628,040.94-170,851,732.96

Finding the Fourth Proportional to 304,777,644.64, 420,628,040.94 and 170,851,732.96

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Solution

The fourth proportional to 304,777,644.64, 420,628,040.94 and 170,851,732.96 is: 235,794,950.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,777,644.64 : 420,628,040.94 = 170,851,732.96 : x
  2. Step 2: Convert to fraction form
    304,777,644.64/420,628,040.94 = 170,851,732.96/x
  3. Step 3: Cross multiply
    304,777,644.64x = 420,628,040.94 × 170,851,732.96
  4. Step 4: Simplify right side
    304,777,644.64x = 71,865,029,726,168,832
  5. Step 5: Solve for x
    x = 71,865,029,726,168,832/304,777,644.64
  6. Step 6: Final answer
    x = 235,794,950.81

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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.