Home / 132,208,736.56-198,180,071.79-54,542,286.70

Finding the Fourth Proportional to 132,208,736.56, 198,180,071.79 and 54,542,286.70

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Solution

The fourth proportional to 132,208,736.56, 198,180,071.79 and 54,542,286.70 is: 81,758,547.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,208,736.56 : 198,180,071.79 = 54,542,286.70 : x
  2. Step 2: Convert to fraction form
    132,208,736.56/198,180,071.79 = 54,542,286.70/x
  3. Step 3: Cross multiply
    132,208,736.56x = 198,180,071.79 × 54,542,286.70
  4. Step 4: Simplify right side
    132,208,736.56x = 10,809,194,293,796,762
  5. Step 5: Solve for x
    x = 10,809,194,293,796,762/132,208,736.56
  6. Step 6: Final answer
    x = 81,758,547.70

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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.