Home / 140,057,358.70-210,322,234.05-117,004,629.10

Finding the Fourth Proportional to 140,057,358.70, 210,322,234.05 and 117,004,629.10

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Solution

The fourth proportional to 140,057,358.70, 210,322,234.05 and 117,004,629.10 is: 175,704,262.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,057,358.70 : 210,322,234.05 = 117,004,629.10 : x
  2. Step 2: Convert to fraction form
    140,057,358.70/210,322,234.05 = 117,004,629.10/x
  3. Step 3: Cross multiply
    140,057,358.70x = 210,322,234.05 × 117,004,629.10
  4. Step 4: Simplify right side
    140,057,358.70x = 24,608,674,986,503,640
  5. Step 5: Solve for x
    x = 24,608,674,986,503,640/140,057,358.70
  6. Step 6: Final answer
    x = 175,704,262.99

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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.