Home / 38,618,128,900.80-57,927,193,351.20-33,383,647,627.20

Finding the Fourth Proportional to 38,618,128,900.80, 57,927,193,351.20 and 33,383,647,627.20

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Solution

The fourth proportional to 38,618,128,900.80, 57,927,193,351.20 and 33,383,647,627.20 is: 50,075,471,440.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,618,128,900.80 : 57,927,193,351.20 = 33,383,647,627.20 : x
  2. Step 2: Convert to fraction form
    38,618,128,900.80/57,927,193,351.20 = 33,383,647,627.20/x
  3. Step 3: Cross multiply
    38,618,128,900.80x = 57,927,193,351.20 × 33,383,647,627.20
  4. Step 4: Simplify right side
    38,618,128,900.80x = 1,933,821,010,869,143,470,080
  5. Step 5: Solve for x
    x = 1,933,821,010,869,143,470,080/38,618,128,900.80
  6. Step 6: Final answer
    x = 50,075,471,440.80

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Double scale
Find fourth proportional to 38,618,128,901.80, 57,927,193,352.70 and 33,383,647,628.20
Similar ratio
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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.