Finding the Fourth Proportional to 464,809,018.44, 641,415,754.64 and 266,428,293.68
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Solution
The fourth proportional to 464,809,018.44, 641,415,754.64 and 266,428,293.68 is: 367,659,185.32
Step by Step Solution
- Step 1: Write the proportion equation
464,809,018.44 : 641,415,754.64 = 266,428,293.68 : x - Step 2: Convert to fraction form
464,809,018.44/641,415,754.64 = 266,428,293.68/x - Step 3: Cross multiply
464,809,018.44x = 641,415,754.64 × 266,428,293.68 - Step 4: Simplify right side
464,809,018.44x = 170,891,305,048,204,736 - Step 5: Solve for x
x = 170,891,305,048,204,736/464,809,018.44 - Step 6: Final answer
x = 367,659,185.32
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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.