Home / 252,237,724.80-378,174,999.24-154,992,510.12

Finding the Fourth Proportional to 252,237,724.80, 378,174,999.24 and 154,992,510.12

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Solution

The fourth proportional to 252,237,724.80, 378,174,999.24 and 154,992,510.12 is: 232,377,184.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,237,724.80 : 378,174,999.24 = 154,992,510.12 : x
  2. Step 2: Convert to fraction form
    252,237,724.80/378,174,999.24 = 154,992,510.12/x
  3. Step 3: Cross multiply
    252,237,724.80x = 378,174,999.24 × 154,992,510.12
  4. Step 4: Simplify right side
    252,237,724.80x = 58,614,292,396,836,696
  5. Step 5: Solve for x
    x = 58,614,292,396,836,696/252,237,724.80
  6. Step 6: Final answer
    x = 232,377,184.83

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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.