Home / 376,025,890.43-518,917,606.92-234,979,012.28

Finding the Fourth Proportional to 376,025,890.43, 518,917,606.92 and 234,979,012.28

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Solution

The fourth proportional to 376,025,890.43, 518,917,606.92 and 234,979,012.28 is: 324,272,210.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,025,890.43 : 518,917,606.92 = 234,979,012.28 : x
  2. Step 2: Convert to fraction form
    376,025,890.43/518,917,606.92 = 234,979,012.28/x
  3. Step 3: Cross multiply
    376,025,890.43x = 518,917,606.92 × 234,979,012.28
  4. Step 4: Simplify right side
    376,025,890.43x = 121,934,746,726,168,304
  5. Step 5: Solve for x
    x = 121,934,746,726,168,304/376,025,890.43
  6. Step 6: Final answer
    x = 324,272,210.59

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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.