Home / 199,269,056.39-274,990,534.34-111,162,983.90

Finding the Fourth Proportional to 199,269,056.39, 274,990,534.34 and 111,162,983.90

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Solution

The fourth proportional to 199,269,056.39, 274,990,534.34 and 111,162,983.90 is: 153,404,491.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,269,056.39 : 274,990,534.34 = 111,162,983.90 : x
  2. Step 2: Convert to fraction form
    199,269,056.39/274,990,534.34 = 111,162,983.90/x
  3. Step 3: Cross multiply
    199,269,056.39x = 274,990,534.34 × 111,162,983.90
  4. Step 4: Simplify right side
    199,269,056.39x = 30,568,768,339,559,048
  5. Step 5: Solve for x
    x = 30,568,768,339,559,048/199,269,056.39
  6. Step 6: Final answer
    x = 153,404,491.87

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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.