Finding the Fourth Proportional to 327,456,077.70, 491,184,116.55 and 133,267,536.30
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Solution
The fourth proportional to 327,456,077.70, 491,184,116.55 and 133,267,536.30 is: 199,901,304.45
Step by Step Solution
- Step 1: Write the proportion equation
327,456,077.70 : 491,184,116.55 = 133,267,536.30 : x - Step 2: Convert to fraction form
327,456,077.70/491,184,116.55 = 133,267,536.30/x - Step 3: Cross multiply
327,456,077.70x = 491,184,116.55 × 133,267,536.30 - Step 4: Simplify right side
327,456,077.70x = 65,458,897,082,310,552 - Step 5: Solve for x
x = 65,458,897,082,310,552/327,456,077.70 - Step 6: Final answer
x = 199,901,304.45
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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.