Home / 219,255,906.37-328,925,339.19-88,108,391.08

Finding the Fourth Proportional to 219,255,906.37, 328,925,339.19 and 88,108,391.08

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Solution

The fourth proportional to 219,255,906.37, 328,925,339.19 and 88,108,391.08 is: 132,179,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,255,906.37 : 328,925,339.19 = 88,108,391.08 : x
  2. Step 2: Convert to fraction form
    219,255,906.37/328,925,339.19 = 88,108,391.08/x
  3. Step 3: Cross multiply
    219,255,906.37x = 328,925,339.19 × 88,108,391.08
  4. Step 4: Simplify right side
    219,255,906.37x = 28,981,082,421,474,168
  5. Step 5: Solve for x
    x = 28,981,082,421,474,168/219,255,906.37
  6. Step 6: Final answer
    x = 132,179,255.29

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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.