Home / 53,777,208.20-80,665,812.30-19,701,998.60

Finding the Fourth Proportional to 53,777,208.20, 80,665,812.30 and 19,701,998.60

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Solution

The fourth proportional to 53,777,208.20, 80,665,812.30 and 19,701,998.60 is: 29,552,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,777,208.20 : 80,665,812.30 = 19,701,998.60 : x
  2. Step 2: Convert to fraction form
    53,777,208.20/80,665,812.30 = 19,701,998.60/x
  3. Step 3: Cross multiply
    53,777,208.20x = 80,665,812.30 × 19,701,998.60
  4. Step 4: Simplify right side
    53,777,208.20x = 1,589,277,721,002,462.75
  5. Step 5: Solve for x
    x = 1,589,277,721,002,462.75/53,777,208.20
  6. Step 6: Final answer
    x = 29,552,997.90

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1.5x scale

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.