Finding the Fourth Proportional to 246,138,247.74, 339,775,369.47 and 153,364,592.37
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Solution
The fourth proportional to 246,138,247.74, 339,775,369.47 and 153,364,592.37 is: 211,708,304.23
Step by Step Solution
- Step 1: Write the proportion equation
246,138,247.74 : 339,775,369.47 = 153,364,592.37 : x - Step 2: Convert to fraction form
246,138,247.74/339,775,369.47 = 153,364,592.37/x - Step 3: Cross multiply
246,138,247.74x = 339,775,369.47 × 153,364,592.37 - Step 4: Simplify right side
246,138,247.74x = 52,109,511,036,132,696 - Step 5: Solve for x
x = 52,109,511,036,132,696/246,138,247.74 - Step 6: Final answer
x = 211,708,304.23
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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.