Home / 150,101,122,815.68-225,189,794,282.80-69,484,945,605.44

Finding the Fourth Proportional to 150,101,122,815.68, 225,189,794,282.80 and 69,484,945,605.44

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Solution

The fourth proportional to 150,101,122,815.68, 225,189,794,282.80 and 69,484,945,605.44 is: 104,245,060,350.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,101,122,815.68 : 225,189,794,282.80 = 69,484,945,605.44 : x
  2. Step 2: Convert to fraction form
    150,101,122,815.68/225,189,794,282.80 = 69,484,945,605.44/x
  3. Step 3: Cross multiply
    150,101,122,815.68x = 225,189,794,282.80 × 69,484,945,605.44
  4. Step 4: Simplify right side
    150,101,122,815.68x = 15,647,300,606,640,582,033,408
  5. Step 5: Solve for x
    x = 15,647,300,606,640,582,033,408/150,101,122,815.68
  6. Step 6: Final answer
    x = 104,245,060,350.78

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1.5x scale

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.