Home / 192,137,359.52-288,223,756.61-62,745,647.78

Finding the Fourth Proportional to 192,137,359.52, 288,223,756.61 and 62,745,647.78

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Solution

The fourth proportional to 192,137,359.52, 288,223,756.61 and 62,745,647.78 is: 94,124,257.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,137,359.52 : 288,223,756.61 = 62,745,647.78 : x
  2. Step 2: Convert to fraction form
    192,137,359.52/288,223,756.61 = 62,745,647.78/x
  3. Step 3: Cross multiply
    192,137,359.52x = 288,223,756.61 × 62,745,647.78
  4. Step 4: Simplify right side
    192,137,359.52x = 18,084,786,312,324,660
  5. Step 5: Solve for x
    x = 18,084,786,312,324,660/192,137,359.52
  6. Step 6: Final answer
    x = 94,124,257.55

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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.