Home / 86,335,339,379.92-119,134,772,838.46-47,753,428,871.16

Finding the Fourth Proportional to 86,335,339,379.92, 119,134,772,838.46 and 47,753,428,871.16

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Solution

The fourth proportional to 86,335,339,379.92, 119,134,772,838.46 and 47,753,428,871.16 is: 65,895,309,402.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,335,339,379.92 : 119,134,772,838.46 = 47,753,428,871.16 : x
  2. Step 2: Convert to fraction form
    86,335,339,379.92/119,134,772,838.46 = 47,753,428,871.16/x
  3. Step 3: Cross multiply
    86,335,339,379.92x = 119,134,772,838.46 × 47,753,428,871.16
  4. Step 4: Simplify right side
    86,335,339,379.92x = 5,689,093,900,823,204,724,736
  5. Step 5: Solve for x
    x = 5,689,093,900,823,204,724,736/86,335,339,379.92
  6. Step 6: Final answer
    x = 65,895,309,402.66

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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.