Home / 481,979,874.06-665,146,256.40-273,129,072.30

Finding the Fourth Proportional to 481,979,874.06, 665,146,256.40 and 273,129,072.30

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Solution

The fourth proportional to 481,979,874.06, 665,146,256.40 and 273,129,072.30 is: 376,926,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,979,874.06 : 665,146,256.40 = 273,129,072.30 : x
  2. Step 2: Convert to fraction form
    481,979,874.06/665,146,256.40 = 273,129,072.30/x
  3. Step 3: Cross multiply
    481,979,874.06x = 665,146,256.40 × 273,129,072.30
  4. Step 4: Simplify right side
    481,979,874.06x = 181,670,779,954,349,952
  5. Step 5: Solve for x
    x = 181,670,779,954,349,952/481,979,874.06
  6. Step 6: Final answer
    x = 376,926,070.43

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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.