Home / 78,874,428.30-108,846,757.16-44,067,118.69

Finding the Fourth Proportional to 78,874,428.30, 108,846,757.16 and 44,067,118.69

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Solution

The fourth proportional to 78,874,428.30, 108,846,757.16 and 44,067,118.69 is: 60,812,649.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,874,428.30 : 108,846,757.16 = 44,067,118.69 : x
  2. Step 2: Convert to fraction form
    78,874,428.30/108,846,757.16 = 44,067,118.69/x
  3. Step 3: Cross multiply
    78,874,428.30x = 108,846,757.16 × 44,067,118.69
  4. Step 4: Simplify right side
    78,874,428.30x = 4,796,562,966,791,327
  5. Step 5: Solve for x
    x = 4,796,562,966,791,327/78,874,428.30
  6. Step 6: Final answer
    x = 60,812,649.55

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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.