Finding the Fourth Proportional to 8,962,224,452.82, 12,373,451,370.36 and 5,705,107,902.99
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Solution
The fourth proportional to 8,962,224,452.82, 12,373,451,370.36 and 5,705,107,902.99 is: 7,876,602,016.82
Step by Step Solution
- Step 1: Write the proportion equation
8,962,224,452.82 : 12,373,451,370.36 = 5,705,107,902.99 : x - Step 2: Convert to fraction form
8,962,224,452.82/12,373,451,370.36 = 5,705,107,902.99/x - Step 3: Cross multiply
8,962,224,452.82x = 12,373,451,370.36 × 5,705,107,902.99 - Step 4: Simplify right side
8,962,224,452.82x = 70,591,875,200,303,284,224 - Step 5: Solve for x
x = 70,591,875,200,303,284,224/8,962,224,452.82 - Step 6: Final answer
x = 7,876,602,016.82
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.