Home / 396,576,006.60-594,864,009.90-123,974,329.80

Finding the Fourth Proportional to 396,576,006.60, 594,864,009.90 and 123,974,329.80

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Solution

The fourth proportional to 396,576,006.60, 594,864,009.90 and 123,974,329.80 is: 185,961,494.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,576,006.60 : 594,864,009.90 = 123,974,329.80 : x
  2. Step 2: Convert to fraction form
    396,576,006.60/594,864,009.90 = 123,974,329.80/x
  3. Step 3: Cross multiply
    396,576,006.60x = 594,864,009.90 × 123,974,329.80
  4. Step 4: Simplify right side
    396,576,006.60x = 73,747,866,949,493,056
  5. Step 5: Solve for x
    x = 73,747,866,949,493,056/396,576,006.60
  6. Step 6: Final answer
    x = 185,961,494.70

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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.