Home / 132,940,257.21-183,554,732.21-85,925,147.76

Finding the Fourth Proportional to 132,940,257.21, 183,554,732.21 and 85,925,147.76

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Solution

The fourth proportional to 132,940,257.21, 183,554,732.21 and 85,925,147.76 is: 118,639,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,940,257.21 : 183,554,732.21 = 85,925,147.76 : x
  2. Step 2: Convert to fraction form
    132,940,257.21/183,554,732.21 = 85,925,147.76/x
  3. Step 3: Cross multiply
    132,940,257.21x = 183,554,732.21 × 85,925,147.76
  4. Step 4: Simplify right side
    132,940,257.21x = 15,771,967,486,761,858
  5. Step 5: Solve for x
    x = 15,771,967,486,761,858/132,940,257.21
  6. Step 6: Final answer
    x = 118,639,513.85

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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.