Home / 686,444,679.70-1,029,667,019.55-226,358,491.30

Finding the Fourth Proportional to 686,444,679.70, 1,029,667,019.55 and 226,358,491.30

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Solution

The fourth proportional to 686,444,679.70, 1,029,667,019.55 and 226,358,491.30 is: 339,537,736.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,444,679.70 : 1,029,667,019.55 = 226,358,491.30 : x
  2. Step 2: Convert to fraction form
    686,444,679.70/1,029,667,019.55 = 226,358,491.30/x
  3. Step 3: Cross multiply
    686,444,679.70x = 1,029,667,019.55 × 226,358,491.30
  4. Step 4: Simplify right side
    686,444,679.70x = 233,073,873,086,705,600
  5. Step 5: Solve for x
    x = 233,073,873,086,705,600/686,444,679.70
  6. Step 6: Final answer
    x = 339,537,736.95

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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.