Finding the Fourth Proportional to 316,244,601.24, 436,393,721.71 and 192,471,598.68
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Solution
The fourth proportional to 316,244,601.24, 436,393,721.71 and 192,471,598.68 is: 265,596,304.07
Step by Step Solution
- Step 1: Write the proportion equation
316,244,601.24 : 436,393,721.71 = 192,471,598.68 : x - Step 2: Convert to fraction form
316,244,601.24/436,393,721.71 = 192,471,598.68/x - Step 3: Cross multiply
316,244,601.24x = 436,393,721.71 × 192,471,598.68 - Step 4: Simplify right side
316,244,601.24x = 83,993,397,271,438,720 - Step 5: Solve for x
x = 83,993,397,271,438,720/316,244,601.24 - Step 6: Final answer
x = 265,596,304.07
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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.