Home / 199,614,311.10-299,520,999.45-113,418,906.30

Finding the Fourth Proportional to 199,614,311.10, 299,520,999.45 and 113,418,906.30

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Solution

The fourth proportional to 199,614,311.10, 299,520,999.45 and 113,418,906.30 is: 170,184,913.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,614,311.10 : 299,520,999.45 = 113,418,906.30 : x
  2. Step 2: Convert to fraction form
    199,614,311.10/299,520,999.45 = 113,418,906.30/x
  3. Step 3: Cross multiply
    199,614,311.10x = 299,520,999.45 × 113,418,906.30
  4. Step 4: Simplify right side
    199,614,311.10x = 33,971,344,171,501,900
  5. Step 5: Solve for x
    x = 33,971,344,171,501,900/199,614,311.10
  6. Step 6: Final answer
    x = 170,184,913.02

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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.