Finding the Fourth Proportional to 3,442,274,917.20, 5,163,412,375.80 and 1,114,882,201.80
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Solution
The fourth proportional to 3,442,274,917.20, 5,163,412,375.80 and 1,114,882,201.80 is: 1,672,323,302.70
Step by Step Solution
- Step 1: Write the proportion equation
3,442,274,917.20 : 5,163,412,375.80 = 1,114,882,201.80 : x - Step 2: Convert to fraction form
3,442,274,917.20/5,163,412,375.80 = 1,114,882,201.80/x - Step 3: Cross multiply
3,442,274,917.20x = 5,163,412,375.80 × 1,114,882,201.80 - Step 4: Simplify right side
3,442,274,917.20x = 5,756,596,558,333,273,088 - Step 5: Solve for x
x = 5,756,596,558,333,273,088/3,442,274,917.20 - Step 6: Final answer
x = 1,672,323,302.70
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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.