Home / 2,170,379,382.40-3,255,768,139.20-716,360,003.20

Finding the Fourth Proportional to 2,170,379,382.40, 3,255,768,139.20 and 716,360,003.20

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Solution

The fourth proportional to 2,170,379,382.40, 3,255,768,139.20 and 716,360,003.20 is: 1,074,605,708.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,379,382.40 : 3,255,768,139.20 = 716,360,003.20 : x
  2. Step 2: Convert to fraction form
    2,170,379,382.40/3,255,768,139.20 = 716,360,003.20/x
  3. Step 3: Cross multiply
    2,170,379,382.40x = 3,255,768,139.20 × 716,360,003.20
  4. Step 4: Simplify right side
    2,170,379,382.40x = 2,332,302,074,615,770,112
  5. Step 5: Solve for x
    x = 2,332,302,074,615,770,112/2,170,379,382.40
  6. Step 6: Final answer
    x = 1,074,605,708.81

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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.