Home / 206,546,552.82-285,034,917.33-112,461,812.82

Finding the Fourth Proportional to 206,546,552.82, 285,034,917.33 and 112,461,812.82

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Solution

The fourth proportional to 206,546,552.82, 285,034,917.33 and 112,461,812.82 is: 155,197,668.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,546,552.82 : 285,034,917.33 = 112,461,812.82 : x
  2. Step 2: Convert to fraction form
    206,546,552.82/285,034,917.33 = 112,461,812.82/x
  3. Step 3: Cross multiply
    206,546,552.82x = 285,034,917.33 × 112,461,812.82
  4. Step 4: Simplify right side
    206,546,552.82x = 32,055,543,519,930,632
  5. Step 5: Solve for x
    x = 32,055,543,519,930,632/206,546,552.82
  6. Step 6: Final answer
    x = 155,197,668.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.