Finding the Fourth Proportional to 163,154,234.65, 244,567,715.70 and 75,777,114.47
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Solution
The fourth proportional to 163,154,234.65, 244,567,715.70 and 75,777,114.47 is: 113,589,670.71
Step by Step Solution
- Step 1: Write the proportion equation
163,154,234.65 : 244,567,715.70 = 75,777,114.47 : x - Step 2: Convert to fraction form
163,154,234.65/244,567,715.70 = 75,777,114.47/x - Step 3: Cross multiply
163,154,234.65x = 244,567,715.70 × 75,777,114.47 - Step 4: Simplify right side
163,154,234.65x = 18,532,635,788,276,468 - Step 5: Solve for x
x = 18,532,635,788,276,468/163,154,234.65 - Step 6: Final answer
x = 113,589,670.71
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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.