Home / 266,239,244.43-399,401,779.88-82,006,634.97

Finding the Fourth Proportional to 266,239,244.43, 399,401,779.88 and 82,006,634.97

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Solution

The fourth proportional to 266,239,244.43, 399,401,779.88 and 82,006,634.97 is: 123,023,170.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,239,244.43 : 399,401,779.88 = 82,006,634.97 : x
  2. Step 2: Convert to fraction form
    266,239,244.43/399,401,779.88 = 82,006,634.97/x
  3. Step 3: Cross multiply
    266,239,244.43x = 399,401,779.88 × 82,006,634.97
  4. Step 4: Simplify right side
    266,239,244.43x = 32,753,595,970,382,700
  5. Step 5: Solve for x
    x = 32,753,595,970,382,700/266,239,244.43
  6. Step 6: Final answer
    x = 123,023,170.53

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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.