Finding the Fourth Proportional to 2,163,579,983,336.40, 3,245,474,351,859.30 and 711,410,494,128.42
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Solution
The fourth proportional to 2,163,579,983,336.40, 3,245,474,351,859.30 and 711,410,494,128.42 is: 1,067,150,061,527.61
Step by Step Solution
- Step 1: Write the proportion equation
2,163,579,983,336.40 : 3,245,474,351,859.30 = 711,410,494,128.42 : x - Step 2: Convert to fraction form
2,163,579,983,336.40/3,245,474,351,859.30 = 711,410,494,128.42/x - Step 3: Cross multiply
2,163,579,983,336.40x = 3,245,474,351,859.30 × 711,410,494,128.42 - Step 4: Simplify right side
2,163,579,983,336.40x = 2,308,864,512,337,338,123,157,504 - Step 5: Solve for x
x = 2,308,864,512,337,338,123,157,504/2,163,579,983,336.40 - Step 6: Final answer
x = 1,067,150,061,527.61
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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.