Home / 296,716,028.80-444,982,947.36-205,187,940.40

Finding the Fourth Proportional to 296,716,028.80, 444,982,947.36 and 205,187,940.40

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Solution

The fourth proportional to 296,716,028.80, 444,982,947.36 and 205,187,940.40 is: 307,718,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,716,028.80 : 444,982,947.36 = 205,187,940.40 : x
  2. Step 2: Convert to fraction form
    296,716,028.80/444,982,947.36 = 205,187,940.40/x
  3. Step 3: Cross multiply
    296,716,028.80x = 444,982,947.36 × 205,187,940.40
  4. Step 4: Simplify right side
    296,716,028.80x = 91,305,134,481,920,016
  5. Step 5: Solve for x
    x = 91,305,134,481,920,016/296,716,028.80
  6. Step 6: Final answer
    x = 307,718,915.12

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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.