Finding the Fourth Proportional to 1,821,019,227.84, 2,731,530,811.68 and 852,351,088.32
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Solution
The fourth proportional to 1,821,019,227.84, 2,731,530,811.68 and 852,351,088.32 is: 1,278,527,554.53
Step by Step Solution
- Step 1: Write the proportion equation
1,821,019,227.84 : 2,731,530,811.68 = 852,351,088.32 : x - Step 2: Convert to fraction form
1,821,019,227.84/2,731,530,811.68 = 852,351,088.32/x - Step 3: Cross multiply
1,821,019,227.84x = 2,731,530,811.68 × 852,351,088.32 - Step 4: Simplify right side
1,821,019,227.84x = 2,328,223,260,115,060,736 - Step 5: Solve for x
x = 2,328,223,260,115,060,736/1,821,019,227.84 - Step 6: Final answer
x = 1,278,527,554.53
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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.