Finding the Fourth Proportional to 3,405,209,737.05, 5,105,363,168.12 and 2,092,399,340.49
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Solution
The fourth proportional to 3,405,209,737.05, 5,105,363,168.12 and 2,092,399,340.49 is: 3,137,092,675.88
Step by Step Solution
- Step 1: Write the proportion equation
3,405,209,737.05 : 5,105,363,168.12 = 2,092,399,340.49 : x - Step 2: Convert to fraction form
3,405,209,737.05/5,105,363,168.12 = 2,092,399,340.49/x - Step 3: Cross multiply
3,405,209,737.05x = 5,105,363,168.12 × 2,092,399,340.49 - Step 4: Simplify right side
3,405,209,737.05x = 10,682,458,525,925,763,072 - Step 5: Solve for x
x = 10,682,458,525,925,763,072/3,405,209,737.05 - Step 6: Final answer
x = 3,137,092,675.88
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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.