Finding the Fourth Proportional to 572,479,497,617.20, 858,719,246,425.80 and 153,763,322,052.40
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Solution
The fourth proportional to 572,479,497,617.20, 858,719,246,425.80 and 153,763,322,052.40 is: 230,644,983,078.60
Step by Step Solution
- Step 1: Write the proportion equation
572,479,497,617.20 : 858,719,246,425.80 = 153,763,322,052.40 : x - Step 2: Convert to fraction form
572,479,497,617.20/858,719,246,425.80 = 153,763,322,052.40/x - Step 3: Cross multiply
572,479,497,617.20x = 858,719,246,425.80 × 153,763,322,052.40 - Step 4: Simplify right side
572,479,497,617.20x = 132,039,524,040,764,523,806,720 - Step 5: Solve for x
x = 132,039,524,040,764,523,806,720/572,479,497,617.20 - Step 6: Final answer
x = 230,644,983,078.60
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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.