Home / 7,721,568,105.70-11,559,393,907.35-7,721,568,105.70

Finding the Fourth Proportional to 7,721,568,105.70, 11,559,393,907.35 and 7,721,568,105.70

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Solution

The fourth proportional to 7,721,568,105.70, 11,559,393,907.35 and 7,721,568,105.70 is: 11,559,393,907.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,568,105.70 : 11,559,393,907.35 = 7,721,568,105.70 : x
  2. Step 2: Convert to fraction form
    7,721,568,105.70/11,559,393,907.35 = 7,721,568,105.70/x
  3. Step 3: Cross multiply
    7,721,568,105.70x = 11,559,393,907.35 × 7,721,568,105.70
  4. Step 4: Simplify right side
    7,721,568,105.70x = 89,256,647,316,216,659,968
  5. Step 5: Solve for x
    x = 89,256,647,316,216,659,968/7,721,568,105.70
  6. Step 6: Final answer
    x = 11,559,393,907.35

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Double scale
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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.