Finding the Fourth Proportional to 2,420,122,523.40, 3,630,183,785.10 and 2,366,374,811.40
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Solution
The fourth proportional to 2,420,122,523.40, 3,630,183,785.10 and 2,366,374,811.40 is: 3,549,562,217.10
Step by Step Solution
- Step 1: Write the proportion equation
2,420,122,523.40 : 3,630,183,785.10 = 2,366,374,811.40 : x - Step 2: Convert to fraction form
2,420,122,523.40/3,630,183,785.10 = 2,366,374,811.40/x - Step 3: Cross multiply
2,420,122,523.40x = 3,630,183,785.10 × 2,366,374,811.40 - Step 4: Simplify right side
2,420,122,523.40x = 8,590,375,469,813,350,400 - Step 5: Solve for x
x = 8,590,375,469,813,350,400/2,420,122,523.40 - Step 6: Final answer
x = 3,549,562,217.10
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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.