Home / 133,229,921.46-183,800,992.74-89,191,107.90

Finding the Fourth Proportional to 133,229,921.46, 183,800,992.74 and 89,191,107.90

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Solution

The fourth proportional to 133,229,921.46, 183,800,992.74 and 89,191,107.90 is: 123,046,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,229,921.46 : 183,800,992.74 = 89,191,107.90 : x
  2. Step 2: Convert to fraction form
    133,229,921.46/183,800,992.74 = 89,191,107.90/x
  3. Step 3: Cross multiply
    133,229,921.46x = 183,800,992.74 × 89,191,107.90
  4. Step 4: Simplify right side
    133,229,921.46x = 16,393,414,175,600,458
  5. Step 5: Solve for x
    x = 16,393,414,175,600,458/133,229,921.46
  6. Step 6: Final answer
    x = 123,046,039.48

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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.