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Finding the Fourth Proportional to 594,808,761.88, 820,786,754.66 and 326,870,505.83

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Solution

The fourth proportional to 594,808,761.88, 820,786,754.66 and 326,870,505.83 is: 451,054,185.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,808,761.88 : 820,786,754.66 = 326,870,505.83 : x
  2. Step 2: Convert to fraction form
    594,808,761.88/820,786,754.66 = 326,870,505.83/x
  3. Step 3: Cross multiply
    594,808,761.88x = 820,786,754.66 × 326,870,505.83
  4. Step 4: Simplify right side
    594,808,761.88x = 268,290,981,670,991,552
  5. Step 5: Solve for x
    x = 268,290,981,670,991,552/594,808,761.88
  6. Step 6: Final answer
    x = 451,054,185.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.