Home / 86,206,677,749.85-129,310,016,624.77-50,942,803,906.65

Finding the Fourth Proportional to 86,206,677,749.85, 129,310,016,624.77 and 50,942,803,906.65

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Solution

The fourth proportional to 86,206,677,749.85, 129,310,016,624.77 and 50,942,803,906.65 is: 76,414,205,859.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,206,677,749.85 : 129,310,016,624.77 = 50,942,803,906.65 : x
  2. Step 2: Convert to fraction form
    86,206,677,749.85/129,310,016,624.77 = 50,942,803,906.65/x
  3. Step 3: Cross multiply
    86,206,677,749.85x = 129,310,016,624.77 × 50,942,803,906.65
  4. Step 4: Simplify right side
    86,206,677,749.85x = 6,587,414,820,081,310,367,744
  5. Step 5: Solve for x
    x = 6,587,414,820,081,310,367,744/86,206,677,749.85
  6. Step 6: Final answer
    x = 76,414,205,859.97

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1.5x scale

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.