Home / 481,979,995.76-665,146,424.77-273,129,194.00

Finding the Fourth Proportional to 481,979,995.76, 665,146,424.77 and 273,129,194.00

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Solution

The fourth proportional to 481,979,995.76, 665,146,424.77 and 273,129,194.00 is: 376,926,238.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,979,995.76 : 665,146,424.77 = 273,129,194.00 : x
  2. Step 2: Convert to fraction form
    481,979,995.76/665,146,424.77 = 273,129,194.00/x
  3. Step 3: Cross multiply
    481,979,995.76x = 665,146,424.77 × 273,129,194.00
  4. Step 4: Simplify right side
    481,979,995.76x = 181,670,906,885,403,200
  5. Step 5: Solve for x
    x = 181,670,906,885,403,200/481,979,995.76
  6. Step 6: Final answer
    x = 376,926,238.61

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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.