Home / 377,552,562.44-521,048,722.53-228,879,949.77

Finding the Fourth Proportional to 377,552,562.44, 521,048,722.53 and 228,879,949.77

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Solution

The fourth proportional to 377,552,562.44, 521,048,722.53 and 228,879,949.77 is: 315,870,205.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,552,562.44 : 521,048,722.53 = 228,879,949.77 : x
  2. Step 2: Convert to fraction form
    377,552,562.44/521,048,722.53 = 228,879,949.77/x
  3. Step 3: Cross multiply
    377,552,562.44x = 521,048,722.53 × 228,879,949.77
  4. Step 4: Simplify right side
    377,552,562.44x = 119,257,605,440,389,072
  5. Step 5: Solve for x
    x = 119,257,605,440,389,072/377,552,562.44
  6. Step 6: Final answer
    x = 315,870,205.39

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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.