Home / 379,116,644.40-568,737,952.20-149,093,233.20

Finding the Fourth Proportional to 379,116,644.40, 568,737,952.20 and 149,093,233.20

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Solution

The fourth proportional to 379,116,644.40, 568,737,952.20 and 149,093,233.20 is: 223,664,619.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,116,644.40 : 568,737,952.20 = 149,093,233.20 : x
  2. Step 2: Convert to fraction form
    379,116,644.40/568,737,952.20 = 149,093,233.20/x
  3. Step 3: Cross multiply
    379,116,644.40x = 568,737,952.20 × 149,093,233.20
  4. Step 4: Simplify right side
    379,116,644.40x = 84,794,980,137,045,056
  5. Step 5: Solve for x
    x = 84,794,980,137,045,056/379,116,644.40
  6. Step 6: Final answer
    x = 223,664,619.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.