Finding the Fourth Proportional to 2,428,463,580.66, 3,351,290,436.68 and 1,314,629,674.79
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Solution
The fourth proportional to 2,428,463,580.66, 3,351,290,436.68 and 1,314,629,674.79 is: 1,814,194,741.05
Step by Step Solution
- Step 1: Write the proportion equation
2,428,463,580.66 : 3,351,290,436.68 = 1,314,629,674.79 : x - Step 2: Convert to fraction form
2,428,463,580.66/3,351,290,436.68 = 1,314,629,674.79/x - Step 3: Cross multiply
2,428,463,580.66x = 3,351,290,436.68 × 1,314,629,674.79 - Step 4: Simplify right side
2,428,463,580.66x = 4,405,705,856,876,136,448 - Step 5: Solve for x
x = 4,405,705,856,876,136,448/2,428,463,580.66 - Step 6: Final answer
x = 1,814,194,741.05
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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.