Home / 487,181,284.44-672,309,453.15-264,162,560.82

Finding the Fourth Proportional to 487,181,284.44, 672,309,453.15 and 264,162,560.82

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Solution

The fourth proportional to 487,181,284.44, 672,309,453.15 and 264,162,560.82 is: 364,543,943.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,181,284.44 : 672,309,453.15 = 264,162,560.82 : x
  2. Step 2: Convert to fraction form
    487,181,284.44/672,309,453.15 = 264,162,560.82/x
  3. Step 3: Cross multiply
    487,181,284.44x = 672,309,453.15 × 264,162,560.82
  4. Step 4: Simplify right side
    487,181,284.44x = 177,598,986,807,597,792
  5. Step 5: Solve for x
    x = 177,598,986,807,597,792/487,181,284.44
  6. Step 6: Final answer
    x = 364,543,943.87

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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.