Home / 193,893,121.85-289,132,037.19-192,144,348.86

Finding the Fourth Proportional to 193,893,121.85, 289,132,037.19 and 192,144,348.86

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Solution

The fourth proportional to 193,893,121.85, 289,132,037.19 and 192,144,348.86 is: 286,524,279.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,893,121.85 : 289,132,037.19 = 192,144,348.86 : x
  2. Step 2: Convert to fraction form
    193,893,121.85/289,132,037.19 = 192,144,348.86/x
  3. Step 3: Cross multiply
    193,893,121.85x = 289,132,037.19 × 192,144,348.86
  4. Step 4: Simplify right side
    193,893,121.85x = 55,555,087,018,992,192
  5. Step 5: Solve for x
    x = 55,555,087,018,992,192/193,893,121.85
  6. Step 6: Final answer
    x = 286,524,279.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.