Finding the Fourth Proportional to 1,679,616,234.70, 2,519,424,352.05 and 1,611,591,786.70
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Solution
The fourth proportional to 1,679,616,234.70, 2,519,424,352.05 and 1,611,591,786.70 is: 2,417,387,680.05
Step by Step Solution
- Step 1: Write the proportion equation
1,679,616,234.70 : 2,519,424,352.05 = 1,611,591,786.70 : x - Step 2: Convert to fraction form
1,679,616,234.70/2,519,424,352.05 = 1,611,591,786.70/x - Step 3: Cross multiply
1,679,616,234.70x = 2,519,424,352.05 × 1,611,591,786.70 - Step 4: Simplify right side
1,679,616,234.70x = 4,060,283,592,975,749,632 - Step 5: Solve for x
x = 4,060,283,592,975,749,632/1,679,616,234.70 - Step 6: Final answer
x = 2,417,387,680.05
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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.