Finding the Fourth Proportional to 3,372,319,716.56, 4,654,288,236.36 and 1,943,117,201.84
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Solution
The fourth proportional to 3,372,319,716.56, 4,654,288,236.36 and 1,943,117,201.84 is: 2,681,782,361.85
Step by Step Solution
- Step 1: Write the proportion equation
3,372,319,716.56 : 4,654,288,236.36 = 1,943,117,201.84 : x - Step 2: Convert to fraction form
3,372,319,716.56/4,654,288,236.36 = 1,943,117,201.84/x - Step 3: Cross multiply
3,372,319,716.56x = 4,654,288,236.36 × 1,943,117,201.84 - Step 4: Simplify right side
3,372,319,716.56x = 9,043,827,534,392,670,208 - Step 5: Solve for x
x = 9,043,827,534,392,670,208/3,372,319,716.56 - Step 6: Final answer
x = 2,681,782,361.85
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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.