Home / 252,356,290.02-378,667,800.82-179,053,798.72

Finding the Fourth Proportional to 252,356,290.02, 378,667,800.82 and 179,053,798.72

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Solution

The fourth proportional to 252,356,290.02, 378,667,800.82 and 179,053,798.72 is: 268,675,324.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,356,290.02 : 378,667,800.82 = 179,053,798.72 : x
  2. Step 2: Convert to fraction form
    252,356,290.02/378,667,800.82 = 179,053,798.72/x
  3. Step 3: Cross multiply
    252,356,290.02x = 378,667,800.82 × 179,053,798.72
  4. Step 4: Simplify right side
    252,356,290.02x = 67,801,908,189,769,328
  5. Step 5: Solve for x
    x = 67,801,908,189,769,328/252,356,290.02
  6. Step 6: Final answer
    x = 268,675,324.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.