Finding the Fourth Proportional to 613,620,266.40, 846,790,377.66 and 335,161,716.12
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Solution
The fourth proportional to 613,620,266.40, 846,790,377.66 and 335,161,716.12 is: 462,520,114.98
Step by Step Solution
- Step 1: Write the proportion equation
613,620,266.40 : 846,790,377.66 = 335,161,716.12 : x - Step 2: Convert to fraction form
613,620,266.40/846,790,377.66 = 335,161,716.12/x - Step 3: Cross multiply
613,620,266.40x = 846,790,377.66 × 335,161,716.12 - Step 4: Simplify right side
613,620,266.40x = 283,811,716,170,428,512 - Step 5: Solve for x
x = 283,811,716,170,428,512/613,620,266.40 - Step 6: Final answer
x = 462,520,114.98
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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.