Finding the Fourth Proportional to 2,247,458,880.80, 3,371,188,321.20 and 2,201,542,378.40
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Solution
The fourth proportional to 2,247,458,880.80, 3,371,188,321.20 and 2,201,542,378.40 is: 3,302,313,567.60
Step by Step Solution
- Step 1: Write the proportion equation
2,247,458,880.80 : 3,371,188,321.20 = 2,201,542,378.40 : x - Step 2: Convert to fraction form
2,247,458,880.80/3,371,188,321.20 = 2,201,542,378.40/x - Step 3: Cross multiply
2,247,458,880.80x = 3,371,188,321.20 × 2,201,542,378.40 - Step 4: Simplify right side
2,247,458,880.80x = 7,421,813,954,688,951,296 - Step 5: Solve for x
x = 7,421,813,954,688,951,296/2,247,458,880.80 - Step 6: Final answer
x = 3,302,313,567.60
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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.