Finding the Fourth Proportional to 244,983,010.80, 367,474,516.20 and 207,994,717.20
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Solution
The fourth proportional to 244,983,010.80, 367,474,516.20 and 207,994,717.20 is: 311,992,075.80
Step by Step Solution
- Step 1: Write the proportion equation
244,983,010.80 : 367,474,516.20 = 207,994,717.20 : x - Step 2: Convert to fraction form
244,983,010.80/367,474,516.20 = 207,994,717.20/x - Step 3: Cross multiply
244,983,010.80x = 367,474,516.20 × 207,994,717.20 - Step 4: Simplify right side
244,983,010.80x = 76,432,758,075,225,808 - Step 5: Solve for x
x = 76,432,758,075,225,808/244,983,010.80 - Step 6: Final answer
x = 311,992,075.80
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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.