Finding the Fourth Proportional to 53,218,051.80, 79,715,103.30 and 44,260,099.80
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Solution
The fourth proportional to 53,218,051.80, 79,715,103.30 and 44,260,099.80 is: 66,297,023.44
Step by Step Solution
- Step 1: Write the proportion equation
53,218,051.80 : 79,715,103.30 = 44,260,099.80 : x - Step 2: Convert to fraction form
53,218,051.80/79,715,103.30 = 44,260,099.80/x - Step 3: Cross multiply
53,218,051.80x = 79,715,103.30 × 44,260,099.80 - Step 4: Simplify right side
53,218,051.80x = 3,528,198,427,625,309 - Step 5: Solve for x
x = 3,528,198,427,625,309/53,218,051.80 - Step 6: Final answer
x = 66,297,023.44
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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.