Home / 311,364,579,356.92-466,999,678,952.57-84,741,691,182.94

Finding the Fourth Proportional to 311,364,579,356.92, 466,999,678,952.57 and 84,741,691,182.94

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Solution

The fourth proportional to 311,364,579,356.92, 466,999,678,952.57 and 84,741,691,182.94 is: 127,099,693,414.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,364,579,356.92 : 466,999,678,952.57 = 84,741,691,182.94 : x
  2. Step 2: Convert to fraction form
    311,364,579,356.92/466,999,678,952.57 = 84,741,691,182.94/x
  3. Step 3: Cross multiply
    311,364,579,356.92x = 466,999,678,952.57 × 84,741,691,182.94
  4. Step 4: Simplify right side
    311,364,579,356.92x = 39,574,342,576,330,810,327,040
  5. Step 5: Solve for x
    x = 39,574,342,576,330,810,327,040/311,364,579,356.92
  6. Step 6: Final answer
    x = 127,099,693,414.28

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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.