Home / 268,017,581.70-369,873,233.82-148,945,192.38

Finding the Fourth Proportional to 268,017,581.70, 369,873,233.82 and 148,945,192.38

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Solution

The fourth proportional to 268,017,581.70, 369,873,233.82 and 148,945,192.38 is: 205,549,350.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,017,581.70 : 369,873,233.82 = 148,945,192.38 : x
  2. Step 2: Convert to fraction form
    268,017,581.70/369,873,233.82 = 148,945,192.38/x
  3. Step 3: Cross multiply
    268,017,581.70x = 369,873,233.82 × 148,945,192.38
  4. Step 4: Simplify right side
    268,017,581.70x = 55,090,839,967,532,616
  5. Step 5: Solve for x
    x = 55,090,839,967,532,616/268,017,581.70
  6. Step 6: Final answer
    x = 205,549,350.97

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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.