Finding the Fourth Proportional to 4,486,463,194.88, 6,191,338,161.36 and 2,451,955,586.19
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Solution
The fourth proportional to 4,486,463,194.88, 6,191,338,161.36 and 2,451,955,586.19 is: 3,383,709,066.88
Step by Step Solution
- Step 1: Write the proportion equation
4,486,463,194.88 : 6,191,338,161.36 = 2,451,955,586.19 : x - Step 2: Convert to fraction form
4,486,463,194.88/6,191,338,161.36 = 2,451,955,586.19/x - Step 3: Cross multiply
4,486,463,194.88x = 6,191,338,161.36 × 2,451,955,586.19 - Step 4: Simplify right side
4,486,463,194.88x = 15,180,886,190,737,975,296 - Step 5: Solve for x
x = 15,180,886,190,737,975,296/4,486,463,194.88 - Step 6: Final answer
x = 3,383,709,066.88
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Half scale
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Double scale
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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.