Home / 474,813,616.45-655,279,141.26-298,752,527.56

Finding the Fourth Proportional to 474,813,616.45, 655,279,141.26 and 298,752,527.56

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Solution

The fourth proportional to 474,813,616.45, 655,279,141.26 and 298,752,527.56 is: 412,301,359.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,813,616.45 : 655,279,141.26 = 298,752,527.56 : x
  2. Step 2: Convert to fraction form
    474,813,616.45/655,279,141.26 = 298,752,527.56/x
  3. Step 3: Cross multiply
    474,813,616.45x = 655,279,141.26 × 298,752,527.56
  4. Step 4: Simplify right side
    474,813,616.45x = 195,766,299,708,771,296
  5. Step 5: Solve for x
    x = 195,766,299,708,771,296/474,813,616.45
  6. Step 6: Final answer
    x = 412,301,359.79

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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.