Home / 366,985,163.20-550,477,744.80-327,348,990.40

Finding the Fourth Proportional to 366,985,163.20, 550,477,744.80 and 327,348,990.40

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Solution

The fourth proportional to 366,985,163.20, 550,477,744.80 and 327,348,990.40 is: 491,023,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,985,163.20 : 550,477,744.80 = 327,348,990.40 : x
  2. Step 2: Convert to fraction form
    366,985,163.20/550,477,744.80 = 327,348,990.40/x
  3. Step 3: Cross multiply
    366,985,163.20x = 550,477,744.80 × 327,348,990.40
  4. Step 4: Simplify right side
    366,985,163.20x = 180,198,333,997,948,832
  5. Step 5: Solve for x
    x = 180,198,333,997,948,832/366,985,163.20
  6. Step 6: Final answer
    x = 491,023,485.60

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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.