Home / 484,493,563.70-726,740,345.55-238,967,821.70

Finding the Fourth Proportional to 484,493,563.70, 726,740,345.55 and 238,967,821.70

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Solution

The fourth proportional to 484,493,563.70, 726,740,345.55 and 238,967,821.70 is: 358,451,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,493,563.70 : 726,740,345.55 = 238,967,821.70 : x
  2. Step 2: Convert to fraction form
    484,493,563.70/726,740,345.55 = 238,967,821.70/x
  3. Step 3: Cross multiply
    484,493,563.70x = 726,740,345.55 × 238,967,821.70
  4. Step 4: Simplify right side
    484,493,563.70x = 173,667,557,317,588,768
  5. Step 5: Solve for x
    x = 173,667,557,317,588,768/484,493,563.70
  6. Step 6: Final answer
    x = 358,451,732.55

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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.