Home / 82,509,286.18-113,863,721.19-45,339,576.06

Finding the Fourth Proportional to 82,509,286.18, 113,863,721.19 and 45,339,576.06

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Solution

The fourth proportional to 82,509,286.18, 113,863,721.19 and 45,339,576.06 is: 62,569,112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,509,286.18 : 113,863,721.19 = 45,339,576.06 : x
  2. Step 2: Convert to fraction form
    82,509,286.18/113,863,721.19 = 45,339,576.06/x
  3. Step 3: Cross multiply
    82,509,286.18x = 113,863,721.19 × 45,339,576.06
  4. Step 4: Simplify right side
    82,509,286.18x = 5,162,532,848,030,578
  5. Step 5: Solve for x
    x = 5,162,532,848,030,578/82,509,286.18
  6. Step 6: Final answer
    x = 62,569,112.97

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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.