Home / 440,981,932.94-661,472,899.16-164,654,726.84

Finding the Fourth Proportional to 440,981,932.94, 661,472,899.16 and 164,654,726.84

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Solution

The fourth proportional to 440,981,932.94, 661,472,899.16 and 164,654,726.84 is: 246,982,090.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,981,932.94 : 661,472,899.16 = 164,654,726.84 : x
  2. Step 2: Convert to fraction form
    440,981,932.94/661,472,899.16 = 164,654,726.84/x
  3. Step 3: Cross multiply
    440,981,932.94x = 661,472,899.16 × 164,654,726.84
  4. Step 4: Simplify right side
    440,981,932.94x = 108,914,639,519,122,032
  5. Step 5: Solve for x
    x = 108,914,639,519,122,032/440,981,932.94
  6. Step 6: Final answer
    x = 246,982,090.16

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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.