Home / 440,981,931.04-661,472,896.34-164,654,724.96

Finding the Fourth Proportional to 440,981,931.04, 661,472,896.34 and 164,654,724.96

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Solution

The fourth proportional to 440,981,931.04, 661,472,896.34 and 164,654,724.96 is: 246,982,087.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,981,931.04 : 661,472,896.34 = 164,654,724.96 : x
  2. Step 2: Convert to fraction form
    440,981,931.04/661,472,896.34 = 164,654,724.96/x
  3. Step 3: Cross multiply
    440,981,931.04x = 661,472,896.34 × 164,654,724.96
  4. Step 4: Simplify right side
    440,981,931.04x = 108,914,637,815,768,928
  5. Step 5: Solve for x
    x = 108,914,637,815,768,928/440,981,931.04
  6. Step 6: Final answer
    x = 246,982,087.36

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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.