Finding the Fourth Proportional to 2,379,622,022.20, 3,569,433,033.30 and 1,644,957,983.80
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Solution
The fourth proportional to 2,379,622,022.20, 3,569,433,033.30 and 1,644,957,983.80 is: 2,467,436,975.70
Step by Step Solution
- Step 1: Write the proportion equation
2,379,622,022.20 : 3,569,433,033.30 = 1,644,957,983.80 : x - Step 2: Convert to fraction form
2,379,622,022.20/3,569,433,033.30 = 1,644,957,983.80/x - Step 3: Cross multiply
2,379,622,022.20x = 3,569,433,033.30 × 1,644,957,983.80 - Step 4: Simplify right side
2,379,622,022.20x = 5,871,567,365,766,286,336 - Step 5: Solve for x
x = 5,871,567,365,766,286,336/2,379,622,022.20 - Step 6: Final answer
x = 2,467,436,975.70
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1.5x scale
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.