Home / 222,511,406.94-307,065,248.19-123,389,704.62

Finding the Fourth Proportional to 222,511,406.94, 307,065,248.19 and 123,389,704.62

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Solution

The fourth proportional to 222,511,406.94, 307,065,248.19 and 123,389,704.62 is: 170,277,518.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,511,406.94 : 307,065,248.19 = 123,389,704.62 : x
  2. Step 2: Convert to fraction form
    222,511,406.94/307,065,248.19 = 123,389,704.62/x
  3. Step 3: Cross multiply
    222,511,406.94x = 307,065,248.19 × 123,389,704.62
  4. Step 4: Simplify right side
    222,511,406.94x = 37,888,690,273,231,088
  5. Step 5: Solve for x
    x = 37,888,690,273,231,088/222,511,406.94
  6. Step 6: Final answer
    x = 170,277,518.78

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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.