Home / 206,341,769.70-284,751,632.61-113,520,284.64

Finding the Fourth Proportional to 206,341,769.70, 284,751,632.61 and 113,520,284.64

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Solution

The fourth proportional to 206,341,769.70, 284,751,632.61 and 113,520,284.64 is: 156,657,987.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,341,769.70 : 284,751,632.61 = 113,520,284.64 : x
  2. Step 2: Convert to fraction form
    206,341,769.70/284,751,632.61 = 113,520,284.64/x
  3. Step 3: Cross multiply
    206,341,769.70x = 284,751,632.61 × 113,520,284.64
  4. Step 4: Simplify right side
    206,341,769.70x = 32,325,086,385,591,908
  5. Step 5: Solve for x
    x = 32,325,086,385,591,908/206,341,769.70
  6. Step 6: Final answer
    x = 156,657,987.53

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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.