Home / 444,942,189.40-667,476,269.70-138,202,317.40

Finding the Fourth Proportional to 444,942,189.40, 667,476,269.70 and 138,202,317.40

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Solution

The fourth proportional to 444,942,189.40, 667,476,269.70 and 138,202,317.40 is: 207,323,039.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,942,189.40 : 667,476,269.70 = 138,202,317.40 : x
  2. Step 2: Convert to fraction form
    444,942,189.40/667,476,269.70 = 138,202,317.40/x
  3. Step 3: Cross multiply
    444,942,189.40x = 667,476,269.70 × 138,202,317.40
  4. Step 4: Simplify right side
    444,942,189.40x = 92,246,767,282,047,408
  5. Step 5: Solve for x
    x = 92,246,767,282,047,408/444,942,189.40
  6. Step 6: Final answer
    x = 207,323,039.89

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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.