Finding the Fourth Proportional to 2,397,847,380.63, 3,308,861,402.53 and 1,394,193,743.52
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Solution
The fourth proportional to 2,397,847,380.63, 3,308,861,402.53 and 1,394,193,743.52 is: 1,923,889,694.92
Step by Step Solution
- Step 1: Write the proportion equation
2,397,847,380.63 : 3,308,861,402.53 = 1,394,193,743.52 : x - Step 2: Convert to fraction form
2,397,847,380.63/3,308,861,402.53 = 1,394,193,743.52/x - Step 3: Cross multiply
2,397,847,380.63x = 3,308,861,402.53 × 1,394,193,743.52 - Step 4: Simplify right side
2,397,847,380.63x = 4,613,193,865,582,138,368 - Step 5: Solve for x
x = 4,613,193,865,582,138,368/2,397,847,380.63 - Step 6: Final answer
x = 1,923,889,694.92
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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.