Home / 206,736,728.16-285,302,770.56-113,923,214.88

Finding the Fourth Proportional to 206,736,728.16, 285,302,770.56 and 113,923,214.88

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Solution

The fourth proportional to 206,736,728.16, 285,302,770.56 and 113,923,214.88 is: 157,217,390.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,736,728.16 : 285,302,770.56 = 113,923,214.88 : x
  2. Step 2: Convert to fraction form
    206,736,728.16/285,302,770.56 = 113,923,214.88/x
  3. Step 3: Cross multiply
    206,736,728.16x = 285,302,770.56 × 113,923,214.88
  4. Step 4: Simplify right side
    206,736,728.16x = 32,502,608,836,366,216
  5. Step 5: Solve for x
    x = 32,502,608,836,366,216/206,736,728.16
  6. Step 6: Final answer
    x = 157,217,390.09

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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.