Home / 300,303,575.70-450,455,363.55-235,806,321.30

Finding the Fourth Proportional to 300,303,575.70, 450,455,363.55 and 235,806,321.30

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Solution

The fourth proportional to 300,303,575.70, 450,455,363.55 and 235,806,321.30 is: 353,709,481.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,303,575.70 : 450,455,363.55 = 235,806,321.30 : x
  2. Step 2: Convert to fraction form
    300,303,575.70/450,455,363.55 = 235,806,321.30/x
  3. Step 3: Cross multiply
    300,303,575.70x = 450,455,363.55 × 235,806,321.30
  4. Step 4: Simplify right side
    300,303,575.70x = 106,220,222,188,579,616
  5. Step 5: Solve for x
    x = 106,220,222,188,579,616/300,303,575.70
  6. Step 6: Final answer
    x = 353,709,481.95

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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.