Home / 199,591,000.20-299,610,449.10-154,353,342.60

Finding the Fourth Proportional to 199,591,000.20, 299,610,449.10 and 154,353,342.60

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Solution

The fourth proportional to 199,591,000.20, 299,610,449.10 and 154,353,342.60 is: 231,703,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,591,000.20 : 299,610,449.10 = 154,353,342.60 : x
  2. Step 2: Convert to fraction form
    199,591,000.20/299,610,449.10 = 154,353,342.60/x
  3. Step 3: Cross multiply
    199,591,000.20x = 299,610,449.10 × 154,353,342.60
  4. Step 4: Simplify right side
    199,591,000.20x = 46,245,874,296,472,160
  5. Step 5: Solve for x
    x = 46,245,874,296,472,160/199,591,000.20
  6. Step 6: Final answer
    x = 231,703,204.30

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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.