Home / 1,254,682,453.20-1,882,023,679.80-436,522,837.20

Finding the Fourth Proportional to 1,254,682,453.20, 1,882,023,679.80 and 436,522,837.20

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Solution

The fourth proportional to 1,254,682,453.20, 1,882,023,679.80 and 436,522,837.20 is: 654,784,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,682,453.20 : 1,882,023,679.80 = 436,522,837.20 : x
  2. Step 2: Convert to fraction form
    1,254,682,453.20/1,882,023,679.80 = 436,522,837.20/x
  3. Step 3: Cross multiply
    1,254,682,453.20x = 1,882,023,679.80 × 436,522,837.20
  4. Step 4: Simplify right side
    1,254,682,453.20x = 821,546,316,383,880,320
  5. Step 5: Solve for x
    x = 821,546,316,383,880,320/1,254,682,453.20
  6. Step 6: Final answer
    x = 654,784,255.80

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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.