Home / 266,948,996.20-400,277,198.90-82,665,310.91

Finding the Fourth Proportional to 266,948,996.20, 400,277,198.90 and 82,665,310.91

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Solution

The fourth proportional to 266,948,996.20, 400,277,198.90 and 82,665,310.91 is: 123,952,663.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,948,996.20 : 400,277,198.90 = 82,665,310.91 : x
  2. Step 2: Convert to fraction form
    266,948,996.20/400,277,198.90 = 82,665,310.91/x
  3. Step 3: Cross multiply
    266,948,996.20x = 400,277,198.90 × 82,665,310.91
  4. Step 4: Simplify right side
    266,948,996.20x = 33,089,039,095,457,684
  5. Step 5: Solve for x
    x = 33,089,039,095,457,684/266,948,996.20
  6. Step 6: Final answer
    x = 123,952,663.49

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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.