Finding the Fourth Proportional to 3,295,409,935.20, 4,543,338,327.84 and 2,378,059,227.60
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Solution
The fourth proportional to 3,295,409,935.20, 4,543,338,327.84 and 2,378,059,227.60 is: 3,278,598,974.66
Step by Step Solution
- Step 1: Write the proportion equation
3,295,409,935.20 : 4,543,338,327.84 = 2,378,059,227.60 : x - Step 2: Convert to fraction form
3,295,409,935.20/4,543,338,327.84 = 2,378,059,227.60/x - Step 3: Cross multiply
3,295,409,935.20x = 4,543,338,327.84 × 2,378,059,227.60 - Step 4: Simplify right side
3,295,409,935.20x = 10,804,327,634,628,665,344 - Step 5: Solve for x
x = 10,804,327,634,628,665,344/3,295,409,935.20 - Step 6: Final answer
x = 3,278,598,974.66
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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.