Home / 252,356,275.88-378,667,779.64-179,053,784.62

Finding the Fourth Proportional to 252,356,275.88, 378,667,779.64 and 179,053,784.62

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Solution

The fourth proportional to 252,356,275.88, 378,667,779.64 and 179,053,784.62 is: 268,675,303.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,356,275.88 : 378,667,779.64 = 179,053,784.62 : x
  2. Step 2: Convert to fraction form
    252,356,275.88/378,667,779.64 = 179,053,784.62/x
  3. Step 3: Cross multiply
    252,356,275.88x = 378,667,779.64 × 179,053,784.62
  4. Step 4: Simplify right side
    252,356,275.88x = 67,801,899,056,799,880
  5. Step 5: Solve for x
    x = 67,801,899,056,799,880/252,356,275.88
  6. Step 6: Final answer
    x = 268,675,303.68

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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.