Home / 330,222,313.20-495,333,469.80-84,578,473.20

Finding the Fourth Proportional to 330,222,313.20, 495,333,469.80 and 84,578,473.20

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Solution

The fourth proportional to 330,222,313.20, 495,333,469.80 and 84,578,473.20 is: 126,867,709.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,222,313.20 : 495,333,469.80 = 84,578,473.20 : x
  2. Step 2: Convert to fraction form
    330,222,313.20/495,333,469.80 = 84,578,473.20/x
  3. Step 3: Cross multiply
    330,222,313.20x = 495,333,469.80 × 84,578,473.20
  4. Step 4: Simplify right side
    330,222,313.20x = 41,894,548,600,542,312
  5. Step 5: Solve for x
    x = 41,894,548,600,542,312/330,222,313.20
  6. Step 6: Final answer
    x = 126,867,709.80

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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.