Home / 150,049,774.13-225,043,167.95-42,319,203.89

Finding the Fourth Proportional to 150,049,774.13, 225,043,167.95 and 42,319,203.89

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Solution

The fourth proportional to 150,049,774.13, 225,043,167.95 and 42,319,203.89 is: 63,469,923.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,049,774.13 : 225,043,167.95 = 42,319,203.89 : x
  2. Step 2: Convert to fraction form
    150,049,774.13/225,043,167.95 = 42,319,203.89/x
  3. Step 3: Cross multiply
    150,049,774.13x = 225,043,167.95 × 42,319,203.89
  4. Step 4: Simplify right side
    150,049,774.13x = 9,523,647,708,315,968
  5. Step 5: Solve for x
    x = 9,523,647,708,315,968/150,049,774.13
  6. Step 6: Final answer
    x = 63,469,923.65

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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.