Home / 89,796,664.80-134,694,997.20-68,273,304.30

Finding the Fourth Proportional to 89,796,664.80, 134,694,997.20 and 68,273,304.30

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Solution

The fourth proportional to 89,796,664.80, 134,694,997.20 and 68,273,304.30 is: 102,409,956.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,796,664.80 : 134,694,997.20 = 68,273,304.30 : x
  2. Step 2: Convert to fraction form
    89,796,664.80/134,694,997.20 = 68,273,304.30/x
  3. Step 3: Cross multiply
    89,796,664.80x = 134,694,997.20 × 68,273,304.30
  4. Step 4: Simplify right side
    89,796,664.80x = 9,196,072,531,523,246
  5. Step 5: Solve for x
    x = 9,196,072,531,523,246/89,796,664.80
  6. Step 6: Final answer
    x = 102,409,956.45

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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.