Home / 440,981,944.23-661,472,916.03-164,654,738.13

Finding the Fourth Proportional to 440,981,944.23, 661,472,916.03 and 164,654,738.13

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Solution

The fourth proportional to 440,981,944.23, 661,472,916.03 and 164,654,738.13 is: 246,982,107.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,981,944.23 : 661,472,916.03 = 164,654,738.13 : x
  2. Step 2: Convert to fraction form
    440,981,944.23/661,472,916.03 = 164,654,738.13/x
  3. Step 3: Cross multiply
    440,981,944.23x = 661,472,916.03 × 164,654,738.13
  4. Step 4: Simplify right side
    440,981,944.23x = 108,914,649,769,007,120
  5. Step 5: Solve for x
    x = 108,914,649,769,007,120/440,981,944.23
  6. Step 6: Final answer
    x = 246,982,107.08

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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.