Finding the Fourth Proportional to 2,163,579,983,338.40, 3,245,474,351,862.20 and 711,410,494,130.42
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Solution
The fourth proportional to 2,163,579,983,338.40, 3,245,474,351,862.20 and 711,410,494,130.42 is: 1,067,150,061,530.57
Step by Step Solution
- Step 1: Write the proportion equation
2,163,579,983,338.40 : 3,245,474,351,862.20 = 711,410,494,130.42 : x - Step 2: Convert to fraction form
2,163,579,983,338.40/3,245,474,351,862.20 = 711,410,494,130.42/x - Step 3: Cross multiply
2,163,579,983,338.40x = 3,245,474,351,862.20 × 711,410,494,130.42 - Step 4: Simplify right side
2,163,579,983,338.40x = 2,308,864,512,345,892,624,269,312 - Step 5: Solve for x
x = 2,308,864,512,345,892,624,269,312/2,163,579,983,338.40 - Step 6: Final answer
x = 1,067,150,061,530.57
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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.