Home / 1,279,322,112.76-1,765,302,222.60-750,493,145.27

Finding the Fourth Proportional to 1,279,322,112.76, 1,765,302,222.60 and 750,493,145.27

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Solution

The fourth proportional to 1,279,322,112.76, 1,765,302,222.60 and 750,493,145.27 is: 1,035,585,333.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,322,112.76 : 1,765,302,222.60 = 750,493,145.27 : x
  2. Step 2: Convert to fraction form
    1,279,322,112.76/1,765,302,222.60 = 750,493,145.27/x
  3. Step 3: Cross multiply
    1,279,322,112.76x = 1,765,302,222.60 × 750,493,145.27
  4. Step 4: Simplify right side
    1,279,322,112.76x = 1,324,847,217,395,644,160
  5. Step 5: Solve for x
    x = 1,324,847,217,395,644,160/1,279,322,112.76
  6. Step 6: Final answer
    x = 1,035,585,333.97

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1.5x scale

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.