Home / 327,642,482.38-452,143,638.21-178,963,579.66

Finding the Fourth Proportional to 327,642,482.38, 452,143,638.21 and 178,963,579.66

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Solution

The fourth proportional to 327,642,482.38, 452,143,638.21 and 178,963,579.66 is: 246,968,108.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,642,482.38 : 452,143,638.21 = 178,963,579.66 : x
  2. Step 2: Convert to fraction form
    327,642,482.38/452,143,638.21 = 178,963,579.66/x
  3. Step 3: Cross multiply
    327,642,482.38x = 452,143,638.21 × 178,963,579.66
  4. Step 4: Simplify right side
    327,642,482.38x = 80,917,244,014,557,552
  5. Step 5: Solve for x
    x = 80,917,244,014,557,552/327,642,482.38
  6. Step 6: Final answer
    x = 246,968,108.12

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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.