Home / 199,360,840.12-299,041,260.17-53,794,167.96

Finding the Fourth Proportional to 199,360,840.12, 299,041,260.17 and 53,794,167.96

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Solution

The fourth proportional to 199,360,840.12, 299,041,260.17 and 53,794,167.96 is: 80,691,251.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,360,840.12 : 299,041,260.17 = 53,794,167.96 : x
  2. Step 2: Convert to fraction form
    199,360,840.12/299,041,260.17 = 53,794,167.96/x
  3. Step 3: Cross multiply
    199,360,840.12x = 299,041,260.17 × 53,794,167.96
  4. Step 4: Simplify right side
    199,360,840.12x = 16,086,675,775,059,832
  5. Step 5: Solve for x
    x = 16,086,675,775,059,832/199,360,840.12
  6. Step 6: Final answer
    x = 80,691,251.93

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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.