Finding the Fourth Proportional to 3,910,382,504.70, 5,872,376,201.85 and 2,073,722,408.70
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Solution
The fourth proportional to 3,910,382,504.70, 5,872,376,201.85 and 2,073,722,408.70 is: 3,114,191,030.53
Step by Step Solution
- Step 1: Write the proportion equation
3,910,382,504.70 : 5,872,376,201.85 = 2,073,722,408.70 : x - Step 2: Convert to fraction form
3,910,382,504.70/5,872,376,201.85 = 2,073,722,408.70/x - Step 3: Cross multiply
3,910,382,504.70x = 5,872,376,201.85 × 2,073,722,408.70 - Step 4: Simplify right side
3,910,382,504.70x = 12,177,678,122,092,941,312 - Step 5: Solve for x
x = 12,177,678,122,092,941,312/3,910,382,504.70 - Step 6: Final answer
x = 3,114,191,030.53
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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.