Home / 89,331,625,946.70-133,997,438,920.05-79,568,629,623.90

Finding the Fourth Proportional to 89,331,625,946.70, 133,997,438,920.05 and 79,568,629,623.90

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Solution

The fourth proportional to 89,331,625,946.70, 133,997,438,920.05 and 79,568,629,623.90 is: 119,352,944,435.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,331,625,946.70 : 133,997,438,920.05 = 79,568,629,623.90 : x
  2. Step 2: Convert to fraction form
    89,331,625,946.70/133,997,438,920.05 = 79,568,629,623.90/x
  3. Step 3: Cross multiply
    89,331,625,946.70x = 133,997,438,920.05 × 79,568,629,623.90
  4. Step 4: Simplify right side
    89,331,625,946.70x = 10,661,992,587,980,619,907,072
  5. Step 5: Solve for x
    x = 10,661,992,587,980,619,907,072/89,331,625,946.70
  6. Step 6: Final answer
    x = 119,352,944,435.85

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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.