Home / 360,108,805.44-496,943,673.52-203,472,549.43

Finding the Fourth Proportional to 360,108,805.44, 496,943,673.52 and 203,472,549.43

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Solution

The fourth proportional to 360,108,805.44, 496,943,673.52 and 203,472,549.43 is: 280,788,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,108,805.44 : 496,943,673.52 = 203,472,549.43 : x
  2. Step 2: Convert to fraction form
    360,108,805.44/496,943,673.52 = 203,472,549.43/x
  3. Step 3: Cross multiply
    360,108,805.44x = 496,943,673.52 × 203,472,549.43
  4. Step 4: Simplify right side
    360,108,805.44x = 101,114,396,174,223,984
  5. Step 5: Solve for x
    x = 101,114,396,174,223,984/360,108,805.44
  6. Step 6: Final answer
    x = 280,788,457.95

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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.