Home / 323,304,097.01-485,262,742.86-200,109,763.71

Finding the Fourth Proportional to 323,304,097.01, 485,262,742.86 and 200,109,763.71

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Solution

The fourth proportional to 323,304,097.01, 485,262,742.86 and 200,109,763.71 is: 300,354,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,304,097.01 : 485,262,742.86 = 200,109,763.71 : x
  2. Step 2: Convert to fraction form
    323,304,097.01/485,262,742.86 = 200,109,763.71/x
  3. Step 3: Cross multiply
    323,304,097.01x = 485,262,742.86 × 200,109,763.71
  4. Step 4: Simplify right side
    323,304,097.01x = 97,105,812,810,981,104
  5. Step 5: Solve for x
    x = 97,105,812,810,981,104/323,304,097.01
  6. Step 6: Final answer
    x = 300,354,414.65

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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.