Home / 296,228,229.44-409,069,744.58-221,759,505.28

Finding the Fourth Proportional to 296,228,229.44, 409,069,744.58 and 221,759,505.28

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Solution

The fourth proportional to 296,228,229.44, 409,069,744.58 and 221,759,505.28 is: 306,233,826.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,228,229.44 : 409,069,744.58 = 221,759,505.28 : x
  2. Step 2: Convert to fraction form
    296,228,229.44/409,069,744.58 = 221,759,505.28/x
  3. Step 3: Cross multiply
    296,228,229.44x = 409,069,744.58 × 221,759,505.28
  4. Step 4: Simplify right side
    296,228,229.44x = 90,715,104,179,922,608
  5. Step 5: Solve for x
    x = 90,715,104,179,922,608/296,228,229.44
  6. Step 6: Final answer
    x = 306,233,826.37

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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.