Finding the Fourth Proportional to 231,860,566.20, 347,832,839.70 and 116,554,927.80
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Solution
The fourth proportional to 231,860,566.20, 347,832,839.70 and 116,554,927.80 is: 174,853,500.02
Step by Step Solution
- Step 1: Write the proportion equation
231,860,566.20 : 347,832,839.70 = 116,554,927.80 : x - Step 2: Convert to fraction form
231,860,566.20/347,832,839.70 = 116,554,927.80/x - Step 3: Cross multiply
231,860,566.20x = 347,832,839.70 × 116,554,927.80 - Step 4: Simplify right side
231,860,566.20x = 40,541,631,517,702,472 - Step 5: Solve for x
x = 40,541,631,517,702,472/231,860,566.20 - Step 6: Final answer
x = 174,853,500.02
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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.