Home / 505,123,277.96-697,072,222.98-273,336,269.96

Finding the Fourth Proportional to 505,123,277.96, 697,072,222.98 and 273,336,269.96

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Solution

The fourth proportional to 505,123,277.96, 697,072,222.98 and 273,336,269.96 is: 377,205,188.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,123,277.96 : 697,072,222.98 = 273,336,269.96 : x
  2. Step 2: Convert to fraction form
    505,123,277.96/697,072,222.98 = 273,336,269.96/x
  3. Step 3: Cross multiply
    505,123,277.96x = 697,072,222.98 × 273,336,269.96
  4. Step 4: Simplify right side
    505,123,277.96x = 190,535,121,322,078,592
  5. Step 5: Solve for x
    x = 190,535,121,322,078,592/505,123,277.96
  6. Step 6: Final answer
    x = 377,205,188.59

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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.