Finding the Fourth Proportional to 3,197,088,220.40, 4,795,632,330.60 and 3,059,338,713.20
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Solution
The fourth proportional to 3,197,088,220.40, 4,795,632,330.60 and 3,059,338,713.20 is: 4,589,008,069.80
Step by Step Solution
- Step 1: Write the proportion equation
3,197,088,220.40 : 4,795,632,330.60 = 3,059,338,713.20 : x - Step 2: Convert to fraction form
3,197,088,220.40/4,795,632,330.60 = 3,059,338,713.20/x - Step 3: Cross multiply
3,197,088,220.40x = 4,795,632,330.60 × 3,059,338,713.20 - Step 4: Simplify right side
3,197,088,220.40x = 14,671,463,643,278,120,960 - Step 5: Solve for x
x = 14,671,463,643,278,120,960/3,197,088,220.40 - Step 6: Final answer
x = 4,589,008,069.80
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Double scale
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Similar ratio
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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.