Finding the Fourth Proportional to 4,989,783,696.34, 7,492,033,248.11 and 2,783,304,437.26
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Solution
The fourth proportional to 4,989,783,696.34, 7,492,033,248.11 and 2,783,304,437.26 is: 4,179,060,787.52
Step by Step Solution
- Step 1: Write the proportion equation
4,989,783,696.34 : 7,492,033,248.11 = 2,783,304,437.26 : x - Step 2: Convert to fraction form
4,989,783,696.34/7,492,033,248.11 = 2,783,304,437.26/x - Step 3: Cross multiply
4,989,783,696.34x = 7,492,033,248.11 × 2,783,304,437.26 - Step 4: Simplify right side
4,989,783,696.34x = 20,852,609,383,564,013,568 - Step 5: Solve for x
x = 20,852,609,383,564,013,568/4,989,783,696.34 - Step 6: Final answer
x = 4,179,060,787.52
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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.