Finding the Fourth Proportional to 181,366,604, 271,888,795.20 and 70,676,651.12
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Solution
The fourth proportional to 181,366,604, 271,888,795.20 and 70,676,651.12 is: 105,952,193.50
Step by Step Solution
- Step 1: Write the proportion equation
181,366,604 : 271,888,795.20 = 70,676,651.12 : x - Step 2: Convert to fraction form
181,366,604/271,888,795.20 = 70,676,651.12/x - Step 3: Cross multiply
181,366,604x = 271,888,795.20 × 70,676,651.12 - Step 4: Simplify right side
181,366,604x = 19,216,189,521,787,532 - Step 5: Solve for x
x = 19,216,189,521,787,532/181,366,604 - Step 6: Final answer
x = 105,952,193.50
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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.