Finding the Fourth Proportional to 5,053,723,099.56, 7,581,274,497.32 and 2,105,313,204.60
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Solution
The fourth proportional to 5,053,723,099.56, 7,581,274,497.32 and 2,105,313,204.60 is: 3,158,257,188.31
Step by Step Solution
- Step 1: Write the proportion equation
5,053,723,099.56 : 7,581,274,497.32 = 2,105,313,204.60 : x - Step 2: Convert to fraction form
5,053,723,099.56/7,581,274,497.32 = 2,105,313,204.60/x - Step 3: Cross multiply
5,053,723,099.56x = 7,581,274,497.32 × 2,105,313,204.60 - Step 4: Simplify right side
5,053,723,099.56x = 15,960,957,306,894,495,744 - Step 5: Solve for x
x = 15,960,957,306,894,495,744/5,053,723,099.56 - Step 6: Final answer
x = 3,158,257,188.31
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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.