Finding the Fourth Proportional to 4,784,364,452.40, 7,177,890,371.40 and 2,330,781,399.60
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Solution
The fourth proportional to 4,784,364,452.40, 7,177,890,371.40 and 2,330,781,399.60 is: 3,496,826,701.33
Step by Step Solution
- Step 1: Write the proportion equation
4,784,364,452.40 : 7,177,890,371.40 = 2,330,781,399.60 : x - Step 2: Convert to fraction form
4,784,364,452.40/7,177,890,371.40 = 2,330,781,399.60/x - Step 3: Cross multiply
4,784,364,452.40x = 7,177,890,371.40 × 2,330,781,399.60 - Step 4: Simplify right side
4,784,364,452.40x = 16,730,093,366,027,055,104 - Step 5: Solve for x
x = 16,730,093,366,027,055,104/4,784,364,452.40 - Step 6: Final answer
x = 3,496,826,701.33
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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.