Home / 206,341,771.42-284,751,634.98-113,520,286.36

Finding the Fourth Proportional to 206,341,771.42, 284,751,634.98 and 113,520,286.36

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Solution

The fourth proportional to 206,341,771.42, 284,751,634.98 and 113,520,286.36 is: 156,657,989.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,341,771.42 : 284,751,634.98 = 113,520,286.36 : x
  2. Step 2: Convert to fraction form
    206,341,771.42/284,751,634.98 = 113,520,286.36/x
  3. Step 3: Cross multiply
    206,341,771.42x = 284,751,634.98 × 113,520,286.36
  4. Step 4: Simplify right side
    206,341,771.42x = 32,325,087,144,407,796
  5. Step 5: Solve for x
    x = 32,325,087,144,407,796/206,341,771.42
  6. Step 6: Final answer
    x = 156,657,989.91

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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.