Finding the Fourth Proportional to 9,580,212,142.60, 14,370,318,213.90 and 8,863,575,982.60
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Solution
The fourth proportional to 9,580,212,142.60, 14,370,318,213.90 and 8,863,575,982.60 is: 13,295,363,973.90
Step by Step Solution
- Step 1: Write the proportion equation
9,580,212,142.60 : 14,370,318,213.90 = 8,863,575,982.60 : x - Step 2: Convert to fraction form
9,580,212,142.60/14,370,318,213.90 = 8,863,575,982.60/x - Step 3: Cross multiply
9,580,212,142.60x = 14,370,318,213.90 × 8,863,575,982.60 - Step 4: Simplify right side
9,580,212,142.60x = 127,372,407,383,043,375,104 - Step 5: Solve for x
x = 127,372,407,383,043,375,104/9,580,212,142.60 - Step 6: Final answer
x = 13,295,363,973.90
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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.