Finding the Fourth Proportional to 5,878,916,234.41, 8,112,890,199.57 and 3,202,718,405.44
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Solution
The fourth proportional to 5,878,916,234.41, 8,112,890,199.57 and 3,202,718,405.44 is: 4,419,743,661.49
Step by Step Solution
- Step 1: Write the proportion equation
5,878,916,234.41 : 8,112,890,199.57 = 3,202,718,405.44 : x - Step 2: Convert to fraction form
5,878,916,234.41/8,112,890,199.57 = 3,202,718,405.44/x - Step 3: Cross multiply
5,878,916,234.41x = 8,112,890,199.57 × 3,202,718,405.44 - Step 4: Simplify right side
5,878,916,234.41x = 25,983,302,763,436,068,864 - Step 5: Solve for x
x = 25,983,302,763,436,068,864/5,878,916,234.41 - Step 6: Final answer
x = 4,419,743,661.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.