Finding the Fourth Proportional to 3,828,724,232.40, 5,743,086,348.60 and 3,277,726,203.60
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Solution
The fourth proportional to 3,828,724,232.40, 5,743,086,348.60 and 3,277,726,203.60 is: 4,916,589,305.40
Step by Step Solution
- Step 1: Write the proportion equation
3,828,724,232.40 : 5,743,086,348.60 = 3,277,726,203.60 : x - Step 2: Convert to fraction form
3,828,724,232.40/5,743,086,348.60 = 3,277,726,203.60/x - Step 3: Cross multiply
3,828,724,232.40x = 5,743,086,348.60 × 3,277,726,203.60 - Step 4: Simplify right side
3,828,724,232.40x = 18,824,264,614,343,663,616 - Step 5: Solve for x
x = 18,824,264,614,343,663,616/3,828,724,232.40 - Step 6: Final answer
x = 4,916,589,305.40
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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.