Home / 496,938,443.61-685,805,733.80-273,919,622.23

Finding the Fourth Proportional to 496,938,443.61, 685,805,733.80 and 273,919,622.23

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Solution

The fourth proportional to 496,938,443.61, 685,805,733.80 and 273,919,622.23 is: 378,025,990.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,938,443.61 : 685,805,733.80 = 273,919,622.23 : x
  2. Step 2: Convert to fraction form
    496,938,443.61/685,805,733.80 = 273,919,622.23/x
  3. Step 3: Cross multiply
    496,938,443.61x = 685,805,733.80 × 273,919,622.23
  4. Step 4: Simplify right side
    496,938,443.61x = 187,855,647,527,718,240
  5. Step 5: Solve for x
    x = 187,855,647,527,718,240/496,938,443.61
  6. Step 6: Final answer
    x = 378,025,990.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.