Home / 304,758,555.94-420,559,653.69-179,318,876.72

Finding the Fourth Proportional to 304,758,555.94, 420,559,653.69 and 179,318,876.72

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Solution

The fourth proportional to 304,758,555.94, 420,559,653.69 and 179,318,876.72 is: 247,455,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,758,555.94 : 420,559,653.69 = 179,318,876.72 : x
  2. Step 2: Convert to fraction form
    304,758,555.94/420,559,653.69 = 179,318,876.72/x
  3. Step 3: Cross multiply
    304,758,555.94x = 420,559,653.69 × 179,318,876.72
  4. Step 4: Simplify right side
    304,758,555.94x = 75,414,284,693,891,296
  5. Step 5: Solve for x
    x = 75,414,284,693,891,296/304,758,555.94
  6. Step 6: Final answer
    x = 247,455,840.78

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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.