Home / 228,889,906.82-315,876,377.67-131,123,658.50

Finding the Fourth Proportional to 228,889,906.82, 315,876,377.67 and 131,123,658.50

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Solution

The fourth proportional to 228,889,906.82, 315,876,377.67 and 131,123,658.50 is: 180,955,407.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,889,906.82 : 315,876,377.67 = 131,123,658.50 : x
  2. Step 2: Convert to fraction form
    228,889,906.82/315,876,377.67 = 131,123,658.50/x
  3. Step 3: Cross multiply
    228,889,906.82x = 315,876,377.67 × 131,123,658.50
  4. Step 4: Simplify right side
    228,889,906.82x = 41,418,866,273,818,104
  5. Step 5: Solve for x
    x = 41,418,866,273,818,104/228,889,906.82
  6. Step 6: Final answer
    x = 180,955,407.12

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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.