Finding the Fourth Proportional to 174,977,745.62, 241,476,625.46 and 100,638,326.88
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Solution
The fourth proportional to 174,977,745.62, 241,476,625.46 and 100,638,326.88 is: 138,885,110.68
Step by Step Solution
- Step 1: Write the proportion equation
174,977,745.62 : 241,476,625.46 = 100,638,326.88 : x - Step 2: Convert to fraction form
174,977,745.62/241,476,625.46 = 100,638,326.88/x - Step 3: Cross multiply
174,977,745.62x = 241,476,625.46 × 100,638,326.88 - Step 4: Simplify right side
174,977,745.62x = 24,301,803,566,922,812 - Step 5: Solve for x
x = 24,301,803,566,922,812/174,977,745.62 - Step 6: Final answer
x = 138,885,110.68
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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.