Home / 141,072,052.14-211,285,908.27-67,347,691.74

Finding the Fourth Proportional to 141,072,052.14, 211,285,908.27 and 67,347,691.74

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Solution

The fourth proportional to 141,072,052.14, 211,285,908.27 and 67,347,691.74 is: 100,867,733.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,072,052.14 : 211,285,908.27 = 67,347,691.74 : x
  2. Step 2: Convert to fraction form
    141,072,052.14/211,285,908.27 = 67,347,691.74/x
  3. Step 3: Cross multiply
    141,072,052.14x = 211,285,908.27 × 67,347,691.74
  4. Step 4: Simplify right side
    141,072,052.14x = 14,229,618,219,173,876
  5. Step 5: Solve for x
    x = 14,229,618,219,173,876/141,072,052.14
  6. Step 6: Final answer
    x = 100,867,733.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.