Finding the Fourth Proportional to 246,597,311.14, 340,304,691.24 and 135,085,704.24
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Solution
The fourth proportional to 246,597,311.14, 340,304,691.24 and 135,085,704.24 is: 186,418,491.99
Step by Step Solution
- Step 1: Write the proportion equation
246,597,311.14 : 340,304,691.24 = 135,085,704.24 : x - Step 2: Convert to fraction form
246,597,311.14/340,304,691.24 = 135,085,704.24/x - Step 3: Cross multiply
246,597,311.14x = 340,304,691.24 × 135,085,704.24 - Step 4: Simplify right side
246,597,311.14x = 45,970,298,872,331,160 - Step 5: Solve for x
x = 45,970,298,872,331,160/246,597,311.14 - Step 6: Final answer
x = 186,418,491.99
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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.