Home / 482,835,682.20-723,757,511.70-236,813,928.60

Finding the Fourth Proportional to 482,835,682.20, 723,757,511.70 and 236,813,928.60

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Solution

The fourth proportional to 482,835,682.20, 723,757,511.70 and 236,813,928.60 is: 354,977,616.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,835,682.20 : 723,757,511.70 = 236,813,928.60 : x
  2. Step 2: Convert to fraction form
    482,835,682.20/723,757,511.70 = 236,813,928.60/x
  3. Step 3: Cross multiply
    482,835,682.20x = 723,757,511.70 × 236,813,928.60
  4. Step 4: Simplify right side
    482,835,682.20x = 171,395,859,699,437,472
  5. Step 5: Solve for x
    x = 171,395,859,699,437,472/482,835,682.20
  6. Step 6: Final answer
    x = 354,977,616.65

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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.