Home / 395,956,906.38-593,935,360.56-211,164,530.94

Finding the Fourth Proportional to 395,956,906.38, 593,935,360.56 and 211,164,530.94

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Solution

The fourth proportional to 395,956,906.38, 593,935,360.56 and 211,164,530.94 is: 316,746,796.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,956,906.38 : 593,935,360.56 = 211,164,530.94 : x
  2. Step 2: Convert to fraction form
    395,956,906.38/593,935,360.56 = 211,164,530.94/x
  3. Step 3: Cross multiply
    395,956,906.38x = 593,935,360.56 × 211,164,530.94
  4. Step 4: Simplify right side
    395,956,906.38x = 125,418,081,821,332,160
  5. Step 5: Solve for x
    x = 125,418,081,821,332,160/395,956,906.38
  6. Step 6: Final answer
    x = 316,746,796.94

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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.