Home / 132,276,199.40-182,541,864.41-72,741,333.76

Finding the Fourth Proportional to 132,276,199.40, 182,541,864.41 and 72,741,333.76

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Solution

The fourth proportional to 132,276,199.40, 182,541,864.41 and 72,741,333.76 is: 100,383,430.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,276,199.40 : 182,541,864.41 = 72,741,333.76 : x
  2. Step 2: Convert to fraction form
    132,276,199.40/182,541,864.41 = 72,741,333.76/x
  3. Step 3: Cross multiply
    132,276,199.40x = 182,541,864.41 × 72,741,333.76
  4. Step 4: Simplify right side
    132,276,199.40x = 13,278,338,684,082,728
  5. Step 5: Solve for x
    x = 13,278,338,684,082,728/132,276,199.40
  6. Step 6: Final answer
    x = 100,383,430.61

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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.