Home / 82,426,424.48-123,494,136.96-50,012,505.44

Finding the Fourth Proportional to 82,426,424.48, 123,494,136.96 and 50,012,505.44

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Solution

The fourth proportional to 82,426,424.48, 123,494,136.96 and 50,012,505.44 is: 74,930,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,426,424.48 : 123,494,136.96 = 50,012,505.44 : x
  2. Step 2: Convert to fraction form
    82,426,424.48/123,494,136.96 = 50,012,505.44/x
  3. Step 3: Cross multiply
    82,426,424.48x = 123,494,136.96 × 50,012,505.44
  4. Step 4: Simplify right side
    82,426,424.48x = 6,176,251,196,520,104
  5. Step 5: Solve for x
    x = 6,176,251,196,520,104/82,426,424.48
  6. Step 6: Final answer
    x = 74,930,475.70

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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.