Home / 206,641,036.44-285,162,186.56-112,554,887.90

Finding the Fourth Proportional to 206,641,036.44, 285,162,186.56 and 112,554,887.90

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Solution

The fourth proportional to 206,641,036.44, 285,162,186.56 and 112,554,887.90 is: 155,324,414.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,641,036.44 : 285,162,186.56 = 112,554,887.90 : x
  2. Step 2: Convert to fraction form
    206,641,036.44/285,162,186.56 = 112,554,887.90/x
  3. Step 3: Cross multiply
    206,641,036.44x = 285,162,186.56 × 112,554,887.90
  4. Step 4: Simplify right side
    206,641,036.44x = 32,096,397,939,591,100
  5. Step 5: Solve for x
    x = 32,096,397,939,591,100/206,641,036.44
  6. Step 6: Final answer
    x = 155,324,414.22

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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.