Home / 192,456,906.30-288,685,359.45-54,282,246.30

Finding the Fourth Proportional to 192,456,906.30, 288,685,359.45 and 54,282,246.30

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Solution

The fourth proportional to 192,456,906.30, 288,685,359.45 and 54,282,246.30 is: 81,423,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,456,906.30 : 288,685,359.45 = 54,282,246.30 : x
  2. Step 2: Convert to fraction form
    192,456,906.30/288,685,359.45 = 54,282,246.30/x
  3. Step 3: Cross multiply
    192,456,906.30x = 288,685,359.45 × 54,282,246.30
  4. Step 4: Simplify right side
    192,456,906.30x = 15,670,489,784,868,932
  5. Step 5: Solve for x
    x = 15,670,489,784,868,932/192,456,906.30
  6. Step 6: Final answer
    x = 81,423,369.45

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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.