Finding the Fourth Proportional to 96,288,959.86, 132,867,554.49 and 53,904,840.18
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Solution
The fourth proportional to 96,288,959.86, 132,867,554.49 and 53,904,840.18 is: 74,382,403.77
Step by Step Solution
- Step 1: Write the proportion equation
96,288,959.86 : 132,867,554.49 = 53,904,840.18 : x - Step 2: Convert to fraction form
96,288,959.86/132,867,554.49 = 53,904,840.18/x - Step 3: Cross multiply
96,288,959.86x = 132,867,554.49 × 53,904,840.18 - Step 4: Simplify right side
96,288,959.86x = 7,162,204,290,412,699 - Step 5: Solve for x
x = 7,162,204,290,412,699/96,288,959.86 - Step 6: Final answer
x = 74,382,403.77
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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.