Home / 1,684,336,791.06-2,324,228,783.49-931,633,768.98

Finding the Fourth Proportional to 1,684,336,791.06, 2,324,228,783.49 and 931,633,768.98

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Solution

The fourth proportional to 1,684,336,791.06, 2,324,228,783.49 and 931,633,768.98 is: 1,285,568,321.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,336,791.06 : 2,324,228,783.49 = 931,633,768.98 : x
  2. Step 2: Convert to fraction form
    1,684,336,791.06/2,324,228,783.49 = 931,633,768.98/x
  3. Step 3: Cross multiply
    1,684,336,791.06x = 2,324,228,783.49 × 931,633,768.98
  4. Step 4: Simplify right side
    1,684,336,791.06x = 2,165,330,021,534,588,928
  5. Step 5: Solve for x
    x = 2,165,330,021,534,588,928/1,684,336,791.06
  6. Step 6: Final answer
    x = 1,285,568,321.63

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Double scale
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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.