Home / 199,624,061.20-299,548,066.20-84,589,027.60

Finding the Fourth Proportional to 199,624,061.20, 299,548,066.20 and 84,589,027.60

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Solution

The fourth proportional to 199,624,061.20, 299,548,066.20 and 84,589,027.60 is: 126,930,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,624,061.20 : 299,548,066.20 = 84,589,027.60 : x
  2. Step 2: Convert to fraction form
    199,624,061.20/299,548,066.20 = 84,589,027.60/x
  3. Step 3: Cross multiply
    199,624,061.20x = 299,548,066.20 × 84,589,027.60
  4. Step 4: Simplify right side
    199,624,061.20x = 25,338,479,639,318,424
  5. Step 5: Solve for x
    x = 25,338,479,639,318,424/199,624,061.20
  6. Step 6: Final answer
    x = 126,930,989.62

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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.