Finding the Fourth Proportional to 1,192,821,591.44, 1,788,633,768.70 and 694,992,989.13
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Solution
The fourth proportional to 1,192,821,591.44, 1,788,633,768.70 and 694,992,989.13 is: 1,042,140,700.91
Step by Step Solution
- Step 1: Write the proportion equation
1,192,821,591.44 : 1,788,633,768.70 = 694,992,989.13 : x - Step 2: Convert to fraction form
1,192,821,591.44/1,788,633,768.70 = 694,992,989.13/x - Step 3: Cross multiply
1,192,821,591.44x = 1,788,633,768.70 × 694,992,989.13 - Step 4: Simplify right side
1,192,821,591.44x = 1,243,087,929,365,932,544 - Step 5: Solve for x
x = 1,243,087,929,365,932,544/1,192,821,591.44 - Step 6: Final answer
x = 1,042,140,700.91
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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.