Home / 199,587,942.80-299,157,965.40-113,367,654.80

Finding the Fourth Proportional to 199,587,942.80, 299,157,965.40 and 113,367,654.80

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Solution

The fourth proportional to 199,587,942.80, 299,157,965.40 and 113,367,654.80 is: 169,924,277.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,587,942.80 : 299,157,965.40 = 113,367,654.80 : x
  2. Step 2: Convert to fraction form
    199,587,942.80/299,157,965.40 = 113,367,654.80/x
  3. Step 3: Cross multiply
    199,587,942.80x = 299,157,965.40 × 113,367,654.80
  4. Step 4: Simplify right side
    199,587,942.80x = 33,914,836,952,137,540
  5. Step 5: Solve for x
    x = 33,914,836,952,137,540/199,587,942.80
  6. Step 6: Final answer
    x = 169,924,277.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.