Home / 481,979,861.62-665,146,239.09-273,129,059.86

Finding the Fourth Proportional to 481,979,861.62, 665,146,239.09 and 273,129,059.86

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Solution

The fourth proportional to 481,979,861.62, 665,146,239.09 and 273,129,059.86 is: 376,926,053.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,979,861.62 : 665,146,239.09 = 273,129,059.86 : x
  2. Step 2: Convert to fraction form
    481,979,861.62/665,146,239.09 = 273,129,059.86/x
  3. Step 3: Cross multiply
    481,979,861.62x = 665,146,239.09 × 273,129,059.86
  4. Step 4: Simplify right side
    481,979,861.62x = 181,670,766,952,066,496
  5. Step 5: Solve for x
    x = 181,670,766,952,066,496/481,979,861.62
  6. Step 6: Final answer
    x = 376,926,053.18

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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.