Finding the Fourth Proportional to 367,129,745.94, 506,675,647.56 and 274,148,828.58
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Solution
The fourth proportional to 367,129,745.94, 506,675,647.56 and 274,148,828.58 is: 378,352,712.59
Step by Step Solution
- Step 1: Write the proportion equation
367,129,745.94 : 506,675,647.56 = 274,148,828.58 : x - Step 2: Convert to fraction form
367,129,745.94/506,675,647.56 = 274,148,828.58/x - Step 3: Cross multiply
367,129,745.94x = 506,675,647.56 × 274,148,828.58 - Step 4: Simplify right side
367,129,745.94x = 138,904,535,248,586,928 - Step 5: Solve for x
x = 138,904,535,248,586,928/367,129,745.94 - Step 6: Final answer
x = 378,352,712.59
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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.