Home / 252,753,154.70-379,305,730.40-89,004,100.82

Finding the Fourth Proportional to 252,753,154.70, 379,305,730.40 and 89,004,100.82

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Solution

The fourth proportional to 252,753,154.70, 379,305,730.40 and 89,004,100.82 is: 133,568,127.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,753,154.70 : 379,305,730.40 = 89,004,100.82 : x
  2. Step 2: Convert to fraction form
    252,753,154.70/379,305,730.40 = 89,004,100.82/x
  3. Step 3: Cross multiply
    252,753,154.70x = 379,305,730.40 × 89,004,100.82
  4. Step 4: Simplify right side
    252,753,154.70x = 33,759,765,467,783,788
  5. Step 5: Solve for x
    x = 33,759,765,467,783,788/252,753,154.70
  6. Step 6: Final answer
    x = 133,568,127.01

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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.