Home / 311,364,579,355.92-466,999,678,951.07-84,741,691,181.94

Finding the Fourth Proportional to 311,364,579,355.92, 466,999,678,951.07 and 84,741,691,181.94

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Solution

The fourth proportional to 311,364,579,355.92, 466,999,678,951.07 and 84,741,691,181.94 is: 127,099,693,412.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,364,579,355.92 : 466,999,678,951.07 = 84,741,691,181.94 : x
  2. Step 2: Convert to fraction form
    311,364,579,355.92/466,999,678,951.07 = 84,741,691,181.94/x
  3. Step 3: Cross multiply
    311,364,579,355.92x = 466,999,678,951.07 × 84,741,691,181.94
  4. Step 4: Simplify right side
    311,364,579,355.92x = 39,574,342,575,736,703,942,656
  5. Step 5: Solve for x
    x = 39,574,342,575,736,703,942,656/311,364,579,355.92
  6. Step 6: Final answer
    x = 127,099,693,412.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.