Finding the Fourth Proportional to 4,989,783,695.34, 7,492,033,246.61 and 2,783,304,436.26
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Solution
The fourth proportional to 4,989,783,695.34, 7,492,033,246.61 and 2,783,304,436.26 is: 4,179,060,786.02
Step by Step Solution
- Step 1: Write the proportion equation
4,989,783,695.34 : 7,492,033,246.61 = 2,783,304,436.26 : x - Step 2: Convert to fraction form
4,989,783,695.34/7,492,033,246.61 = 2,783,304,436.26/x - Step 3: Cross multiply
4,989,783,695.34x = 7,492,033,246.61 × 2,783,304,436.26 - Step 4: Simplify right side
4,989,783,695.34x = 20,852,609,371,932,454,912 - Step 5: Solve for x
x = 20,852,609,371,932,454,912/4,989,783,695.34 - Step 6: Final answer
x = 4,179,060,786.02
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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.