Finding the Fourth Proportional to 3,171,446,403.96, 4,756,431,596.66 and 1,180,426,136.57
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Solution
The fourth proportional to 3,171,446,403.96, 4,756,431,596.66 and 1,180,426,136.57 is: 1,770,364,514.59
Step by Step Solution
- Step 1: Write the proportion equation
3,171,446,403.96 : 4,756,431,596.66 = 1,180,426,136.57 : x - Step 2: Convert to fraction form
3,171,446,403.96/4,756,431,596.66 = 1,180,426,136.57/x - Step 3: Cross multiply
3,171,446,403.96x = 4,756,431,596.66 × 1,180,426,136.57 - Step 4: Simplify right side
3,171,446,403.96x = 5,614,616,173,504,839,680 - Step 5: Solve for x
x = 5,614,616,173,504,839,680/3,171,446,403.96 - Step 6: Final answer
x = 1,770,364,514.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.