Home / 304,988,738.78-457,372,358.22-166,916,386.64

Finding the Fourth Proportional to 304,988,738.78, 457,372,358.22 and 166,916,386.64

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Solution

The fourth proportional to 304,988,738.78, 457,372,358.22 and 166,916,386.64 is: 250,313,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,988,738.78 : 457,372,358.22 = 166,916,386.64 : x
  2. Step 2: Convert to fraction form
    304,988,738.78/457,372,358.22 = 166,916,386.64/x
  3. Step 3: Cross multiply
    304,988,738.78x = 457,372,358.22 × 166,916,386.64
  4. Step 4: Simplify right side
    304,988,738.78x = 76,342,941,383,098,096
  5. Step 5: Solve for x
    x = 76,342,941,383,098,096/304,988,738.78
  6. Step 6: Final answer
    x = 250,313,967.95

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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.