Home / 119,420,179.20-164,805,149.97-67,212,596.34

Finding the Fourth Proportional to 119,420,179.20, 164,805,149.97 and 67,212,596.34

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Solution

The fourth proportional to 119,420,179.20, 164,805,149.97 and 67,212,596.34 is: 92,756,367.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,420,179.20 : 164,805,149.97 = 67,212,596.34 : x
  2. Step 2: Convert to fraction form
    119,420,179.20/164,805,149.97 = 67,212,596.34/x
  3. Step 3: Cross multiply
    119,420,179.20x = 164,805,149.97 × 67,212,596.34
  4. Step 4: Simplify right side
    119,420,179.20x = 11,076,982,019,686,774
  5. Step 5: Solve for x
    x = 11,076,982,019,686,774/119,420,179.20
  6. Step 6: Final answer
    x = 92,756,367.42

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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.