Home / 101,711,589,812.38-152,567,384,718.57-30,965,738,739.59

Finding the Fourth Proportional to 101,711,589,812.38, 152,567,384,718.57 and 30,965,738,739.59

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Solution

The fourth proportional to 101,711,589,812.38, 152,567,384,718.57 and 30,965,738,739.59 is: 46,448,608,109.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,711,589,812.38 : 152,567,384,718.57 = 30,965,738,739.59 : x
  2. Step 2: Convert to fraction form
    101,711,589,812.38/152,567,384,718.57 = 30,965,738,739.59/x
  3. Step 3: Cross multiply
    101,711,589,812.38x = 152,567,384,718.57 × 30,965,738,739.59
  4. Step 4: Simplify right side
    101,711,589,812.38x = 4,724,361,775,376,991,518,720
  5. Step 5: Solve for x
    x = 4,724,361,775,376,991,518,720/101,711,589,812.38
  6. Step 6: Final answer
    x = 46,448,608,109.38

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Double scale
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Similar ratio
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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.