Finding the Fourth Proportional to 53,785,813.39, 80,511,718.43 and 29,132,511.44
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Solution
The fourth proportional to 53,785,813.39, 80,511,718.43 and 29,132,511.44 is: 43,608,312.49
Step by Step Solution
- Step 1: Write the proportion equation
53,785,813.39 : 80,511,718.43 = 29,132,511.44 : x - Step 2: Convert to fraction form
53,785,813.39/80,511,718.43 = 29,132,511.44/x - Step 3: Cross multiply
53,785,813.39x = 80,511,718.43 × 29,132,511.44 - Step 4: Simplify right side
53,785,813.39x = 2,345,508,557,886,306.50 - Step 5: Solve for x
x = 2,345,508,557,886,306.50/53,785,813.39 - Step 6: Final answer
x = 43,608,312.49
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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.