Home / 331,098,523,916.94-496,647,785,318.23-79,559,717,988.56

Finding the Fourth Proportional to 331,098,523,916.94, 496,647,785,318.23 and 79,559,717,988.56

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Solution

The fourth proportional to 331,098,523,916.94, 496,647,785,318.23 and 79,559,717,988.56 is: 119,339,576,848.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,098,523,916.94 : 496,647,785,318.23 = 79,559,717,988.56 : x
  2. Step 2: Convert to fraction form
    331,098,523,916.94/496,647,785,318.23 = 79,559,717,988.56/x
  3. Step 3: Cross multiply
    331,098,523,916.94x = 496,647,785,318.23 × 79,559,717,988.56
  4. Step 4: Simplify right side
    331,098,523,916.94x = 39,513,157,739,558,782,107,648
  5. Step 5: Solve for x
    x = 39,513,157,739,558,782,107,648/331,098,523,916.94
  6. Step 6: Final answer
    x = 119,339,576,848.95

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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.