Home / 132,276,200.40-182,541,865.79-72,741,334.76

Finding the Fourth Proportional to 132,276,200.40, 182,541,865.79 and 72,741,334.76

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Solution

The fourth proportional to 132,276,200.40, 182,541,865.79 and 72,741,334.76 is: 100,383,431.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,276,200.40 : 182,541,865.79 = 72,741,334.76 : x
  2. Step 2: Convert to fraction form
    132,276,200.40/182,541,865.79 = 72,741,334.76/x
  3. Step 3: Cross multiply
    132,276,200.40x = 182,541,865.79 × 72,741,334.76
  4. Step 4: Simplify right side
    132,276,200.40x = 13,278,338,967,145,382
  5. Step 5: Solve for x
    x = 13,278,338,967,145,382/132,276,200.40
  6. Step 6: Final answer
    x = 100,383,431.99

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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.