Home / 252,195,434.96-378,279,700.22-67,959,953.03

Finding the Fourth Proportional to 252,195,434.96, 378,279,700.22 and 67,959,953.03

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Solution

The fourth proportional to 252,195,434.96, 378,279,700.22 and 67,959,953.03 is: 101,936,304.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,195,434.96 : 378,279,700.22 = 67,959,953.03 : x
  2. Step 2: Convert to fraction form
    252,195,434.96/378,279,700.22 = 67,959,953.03/x
  3. Step 3: Cross multiply
    252,195,434.96x = 378,279,700.22 × 67,959,953.03
  4. Step 4: Simplify right side
    252,195,434.96x = 25,707,870,660,269,280
  5. Step 5: Solve for x
    x = 25,707,870,660,269,280/252,195,434.96
  6. Step 6: Final answer
    x = 101,936,304.54

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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.