Home / 1,254,682,382.70-1,882,023,574.05-436,522,766.70

Finding the Fourth Proportional to 1,254,682,382.70, 1,882,023,574.05 and 436,522,766.70

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Solution

The fourth proportional to 1,254,682,382.70, 1,882,023,574.05 and 436,522,766.70 is: 654,784,150.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,682,382.70 : 1,882,023,574.05 = 436,522,766.70 : x
  2. Step 2: Convert to fraction form
    1,254,682,382.70/1,882,023,574.05 = 436,522,766.70/x
  3. Step 3: Cross multiply
    1,254,682,382.70x = 1,882,023,574.05 × 436,522,766.70
  4. Step 4: Simplify right side
    1,254,682,382.70x = 821,546,137,538,928,256
  5. Step 5: Solve for x
    x = 821,546,137,538,928,256/1,254,682,382.70
  6. Step 6: Final answer
    x = 654,784,150.05

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Double scale
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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.