Finding the Fourth Proportional to 195,570,293,750.20, 293,355,440,625.30 and 69,942,743,183.80
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Solution
The fourth proportional to 195,570,293,750.20, 293,355,440,625.30 and 69,942,743,183.80 is: 104,914,114,775.70
Step by Step Solution
- Step 1: Write the proportion equation
195,570,293,750.20 : 293,355,440,625.30 = 69,942,743,183.80 : x - Step 2: Convert to fraction form
195,570,293,750.20/293,355,440,625.30 = 69,942,743,183.80/x - Step 3: Cross multiply
195,570,293,750.20x = 293,355,440,625.30 × 69,942,743,183.80 - Step 4: Simplify right side
195,570,293,750.20x = 20,518,084,245,225,847,390,208 - Step 5: Solve for x
x = 20,518,084,245,225,847,390,208/195,570,293,750.20 - Step 6: Final answer
x = 104,914,114,775.70
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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.