Finding the Fourth Proportional to 3,076,704,743.40, 4,614,945,140.70 and 1,235,957,581.80
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Solution
The fourth proportional to 3,076,704,743.40, 4,614,945,140.70 and 1,235,957,581.80 is: 1,853,891,390.94
Step by Step Solution
- Step 1: Write the proportion equation
3,076,704,743.40 : 4,614,945,140.70 = 1,235,957,581.80 : x - Step 2: Convert to fraction form
3,076,704,743.40/4,614,945,140.70 = 1,235,957,581.80/x - Step 3: Cross multiply
3,076,704,743.40x = 4,614,945,140.70 × 1,235,957,581.80 - Step 4: Simplify right side
3,076,704,743.40x = 5,703,876,436,239,232,000 - Step 5: Solve for x
x = 5,703,876,436,239,232,000/3,076,704,743.40 - Step 6: Final answer
x = 1,853,891,390.94
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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.