Home / 263,263,485.30-394,895,227.95-186,735,981.30

Finding the Fourth Proportional to 263,263,485.30, 394,895,227.95 and 186,735,981.30

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Solution

The fourth proportional to 263,263,485.30, 394,895,227.95 and 186,735,981.30 is: 280,103,971.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,263,485.30 : 394,895,227.95 = 186,735,981.30 : x
  2. Step 2: Convert to fraction form
    263,263,485.30/394,895,227.95 = 186,735,981.30/x
  3. Step 3: Cross multiply
    263,263,485.30x = 394,895,227.95 × 186,735,981.30
  4. Step 4: Simplify right side
    263,263,485.30x = 73,741,147,901,930,432
  5. Step 5: Solve for x
    x = 73,741,147,901,930,432/263,263,485.30
  6. Step 6: Final answer
    x = 280,103,971.95

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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.