Home / 481,979,998.26-665,146,428.22-273,129,196.50

Finding the Fourth Proportional to 481,979,998.26, 665,146,428.22 and 273,129,196.50

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Solution

The fourth proportional to 481,979,998.26, 665,146,428.22 and 273,129,196.50 is: 376,926,242.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,979,998.26 : 665,146,428.22 = 273,129,196.50 : x
  2. Step 2: Convert to fraction form
    481,979,998.26/665,146,428.22 = 273,129,196.50/x
  3. Step 3: Cross multiply
    481,979,998.26x = 665,146,428.22 × 273,129,196.50
  4. Step 4: Simplify right side
    481,979,998.26x = 181,670,909,494,573,536
  5. Step 5: Solve for x
    x = 181,670,909,494,573,536/481,979,998.26
  6. Step 6: Final answer
    x = 376,926,242.06

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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.