Home / 206,566,913.50-285,062,340.63-113,747,200.18

Finding the Fourth Proportional to 206,566,913.50, 285,062,340.63 and 113,747,200.18

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Solution

The fourth proportional to 206,566,913.50, 285,062,340.63 and 113,747,200.18 is: 156,971,136.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,566,913.50 : 285,062,340.63 = 113,747,200.18 : x
  2. Step 2: Convert to fraction form
    206,566,913.50/285,062,340.63 = 113,747,200.18/x
  3. Step 3: Cross multiply
    206,566,913.50x = 285,062,340.63 × 113,747,200.18
  4. Step 4: Simplify right side
    206,566,913.50x = 32,425,043,123,419,960
  5. Step 5: Solve for x
    x = 32,425,043,123,419,960/206,566,913.50
  6. Step 6: Final answer
    x = 156,971,136.25

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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.