Home / 377,552,564.44-521,048,725.30-228,879,951.78

Finding the Fourth Proportional to 377,552,564.44, 521,048,725.30 and 228,879,951.78

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Solution

The fourth proportional to 377,552,564.44, 521,048,725.30 and 228,879,951.78 is: 315,870,208.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,552,564.44 : 521,048,725.30 = 228,879,951.78 : x
  2. Step 2: Convert to fraction form
    377,552,564.44/521,048,725.30 = 228,879,951.78/x
  3. Step 3: Cross multiply
    377,552,564.44x = 521,048,725.30 × 228,879,951.78
  4. Step 4: Simplify right side
    377,552,564.44x = 119,257,607,121,694,464
  5. Step 5: Solve for x
    x = 119,257,607,121,694,464/377,552,564.44
  6. Step 6: Final answer
    x = 315,870,208.16

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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.