Finding the Fourth Proportional to 4,820,809,542.39, 6,652,690,431.84 and 2,706,264,927.72
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Solution
The fourth proportional to 4,820,809,542.39, 6,652,690,431.84 and 2,706,264,927.72 is: 3,734,630,591.06
Step by Step Solution
- Step 1: Write the proportion equation
4,820,809,542.39 : 6,652,690,431.84 = 2,706,264,927.72 : x - Step 2: Convert to fraction form
4,820,809,542.39/6,652,690,431.84 = 2,706,264,927.72/x - Step 3: Cross multiply
4,820,809,542.39x = 6,652,690,431.84 × 2,706,264,927.72 - Step 4: Simplify right side
4,820,809,542.39x = 18,003,942,790,667,012,096 - Step 5: Solve for x
x = 18,003,942,790,667,012,096/4,820,809,542.39 - Step 6: Final answer
x = 3,734,630,591.06
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.