Home / 327,662,210.20-491,493,315.30-199,087,605.40

Finding the Fourth Proportional to 327,662,210.20, 491,493,315.30 and 199,087,605.40

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Solution

The fourth proportional to 327,662,210.20, 491,493,315.30 and 199,087,605.40 is: 298,631,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,662,210.20 : 491,493,315.30 = 199,087,605.40 : x
  2. Step 2: Convert to fraction form
    327,662,210.20/491,493,315.30 = 199,087,605.40/x
  3. Step 3: Cross multiply
    327,662,210.20x = 491,493,315.30 × 199,087,605.40
  4. Step 4: Simplify right side
    327,662,210.20x = 97,850,227,213,184,192
  5. Step 5: Solve for x
    x = 97,850,227,213,184,192/327,662,210.20
  6. Step 6: Final answer
    x = 298,631,408.10

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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.