Finding the Fourth Proportional to 3,027,321,622.60, 4,540,982,433.90 and 2,211,028,246.60
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Solution
The fourth proportional to 3,027,321,622.60, 4,540,982,433.90 and 2,211,028,246.60 is: 3,316,542,369.90
Step by Step Solution
- Step 1: Write the proportion equation
3,027,321,622.60 : 4,540,982,433.90 = 2,211,028,246.60 : x - Step 2: Convert to fraction form
3,027,321,622.60/4,540,982,433.90 = 2,211,028,246.60/x - Step 3: Cross multiply
3,027,321,622.60x = 4,540,982,433.90 × 2,211,028,246.60 - Step 4: Simplify right side
3,027,321,622.60x = 10,040,240,428,667,316,224 - Step 5: Solve for x
x = 10,040,240,428,667,316,224/3,027,321,622.60 - Step 6: Final answer
x = 3,316,542,369.90
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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.