Home / 266,129,569.14-399,208,451.67-82,023,496.88

Finding the Fourth Proportional to 266,129,569.14, 399,208,451.67 and 82,023,496.88

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Solution

The fourth proportional to 266,129,569.14, 399,208,451.67 and 82,023,496.88 is: 123,039,590.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,129,569.14 : 399,208,451.67 = 82,023,496.88 : x
  2. Step 2: Convert to fraction form
    266,129,569.14/399,208,451.67 = 82,023,496.88/x
  3. Step 3: Cross multiply
    266,129,569.14x = 399,208,451.67 × 82,023,496.88
  4. Step 4: Simplify right side
    266,129,569.14x = 32,744,473,188,027,836
  5. Step 5: Solve for x
    x = 32,744,473,188,027,836/266,129,569.14
  6. Step 6: Final answer
    x = 123,039,590.43

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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.