Home / 113,553,704.25-156,704,251.19-61,342,738.83

Finding the Fourth Proportional to 113,553,704.25, 156,704,251.19 and 61,342,738.83

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Solution

The fourth proportional to 113,553,704.25, 156,704,251.19 and 61,342,738.83 is: 84,653,054.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,553,704.25 : 156,704,251.19 = 61,342,738.83 : x
  2. Step 2: Convert to fraction form
    113,553,704.25/156,704,251.19 = 61,342,738.83/x
  3. Step 3: Cross multiply
    113,553,704.25x = 156,704,251.19 × 61,342,738.83
  4. Step 4: Simplify right side
    113,553,704.25x = 9,612,667,953,992,172
  5. Step 5: Solve for x
    x = 9,612,667,953,992,172/113,553,704.25
  6. Step 6: Final answer
    x = 84,653,054.85

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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.