Home / 86,335,339,377.92-119,134,772,835.69-47,753,428,869.15

Finding the Fourth Proportional to 86,335,339,377.92, 119,134,772,835.69 and 47,753,428,869.15

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Solution

The fourth proportional to 86,335,339,377.92, 119,134,772,835.69 and 47,753,428,869.15 is: 65,895,309,399.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,335,339,377.92 : 119,134,772,835.69 = 47,753,428,869.15 : x
  2. Step 2: Convert to fraction form
    86,335,339,377.92/119,134,772,835.69 = 47,753,428,869.15/x
  3. Step 3: Cross multiply
    86,335,339,377.92x = 119,134,772,835.69 × 47,753,428,869.15
  4. Step 4: Simplify right side
    86,335,339,377.92x = 5,689,093,900,451,704,733,696
  5. Step 5: Solve for x
    x = 5,689,093,900,451,704,733,696/86,335,339,377.92
  6. Step 6: Final answer
    x = 65,895,309,399.88

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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.