Finding the Fourth Proportional to 731,186,524.36, 1,096,741,158.48 and 239,835,071.44
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Solution
The fourth proportional to 731,186,524.36, 1,096,741,158.48 and 239,835,071.44 is: 359,739,936.85
Step by Step Solution
- Step 1: Write the proportion equation
731,186,524.36 : 1,096,741,158.48 = 239,835,071.44 : x - Step 2: Convert to fraction form
731,186,524.36/1,096,741,158.48 = 239,835,071.44/x - Step 3: Cross multiply
731,186,524.36x = 1,096,741,158.48 × 239,835,071.44 - Step 4: Simplify right side
731,186,524.36x = 263,036,994,095,239,168 - Step 5: Solve for x
x = 263,036,994,095,239,168/731,186,524.36 - Step 6: Final answer
x = 359,739,936.85
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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.