Home / 440,981,925.51-661,472,888.04-164,654,719.42

Finding the Fourth Proportional to 440,981,925.51, 661,472,888.04 and 164,654,719.42

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Solution

The fourth proportional to 440,981,925.51, 661,472,888.04 and 164,654,719.42 is: 246,982,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,981,925.51 : 661,472,888.04 = 164,654,719.42 : x
  2. Step 2: Convert to fraction form
    440,981,925.51/661,472,888.04 = 164,654,719.42/x
  3. Step 3: Cross multiply
    440,981,925.51x = 661,472,888.04 × 164,654,719.42
  4. Step 4: Simplify right side
    440,981,925.51x = 108,914,632,786,227,056
  5. Step 5: Solve for x
    x = 108,914,632,786,227,056/440,981,925.51
  6. Step 6: Final answer
    x = 246,982,079.05

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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.