Home / 252,904,003.11-378,766,727.94-245,922,363.06

Finding the Fourth Proportional to 252,904,003.11, 378,766,727.94 and 245,922,363.06

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Solution

The fourth proportional to 252,904,003.11, 378,766,727.94 and 245,922,363.06 is: 368,310,535.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,904,003.11 : 378,766,727.94 = 245,922,363.06 : x
  2. Step 2: Convert to fraction form
    252,904,003.11/378,766,727.94 = 245,922,363.06/x
  3. Step 3: Cross multiply
    252,904,003.11x = 378,766,727.94 × 245,922,363.06
  4. Step 4: Simplify right side
    252,904,003.11x = 93,147,208,783,508,928
  5. Step 5: Solve for x
    x = 93,147,208,783,508,928/252,904,003.11
  6. Step 6: Final answer
    x = 368,310,535.37

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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.