Home / 483,813,791.32-725,723,573.84-120,308,147.32

Finding the Fourth Proportional to 483,813,791.32, 725,723,573.84 and 120,308,147.32

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Solution

The fourth proportional to 483,813,791.32, 725,723,573.84 and 120,308,147.32 is: 180,462,938.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,813,791.32 : 725,723,573.84 = 120,308,147.32 : x
  2. Step 2: Convert to fraction form
    483,813,791.32/725,723,573.84 = 120,308,147.32/x
  3. Step 3: Cross multiply
    483,813,791.32x = 725,723,573.84 × 120,308,147.32
  4. Step 4: Simplify right side
    483,813,791.32x = 87,310,458,635,139,616
  5. Step 5: Solve for x
    x = 87,310,458,635,139,616/483,813,791.32
  6. Step 6: Final answer
    x = 180,462,938.84

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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.