Finding the Fourth Proportional to 490,304,267.11, 676,624,452.74 and 270,295,566.31
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Solution
The fourth proportional to 490,304,267.11, 676,624,452.74 and 270,295,566.31 is: 373,010,397.63
Step by Step Solution
- Step 1: Write the proportion equation
490,304,267.11 : 676,624,452.74 = 270,295,566.31 : x - Step 2: Convert to fraction form
490,304,267.11/676,624,452.74 = 270,295,566.31/x - Step 3: Cross multiply
490,304,267.11x = 676,624,452.74 × 270,295,566.31 - Step 4: Simplify right side
490,304,267.11x = 182,888,589,632,552,128 - Step 5: Solve for x
x = 182,888,589,632,552,128/490,304,267.11 - Step 6: Final answer
x = 373,010,397.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.