Finding the Fourth Proportional to 272,104,496.80, 408,156,745.20 and 110,662,295.20
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Solution
The fourth proportional to 272,104,496.80, 408,156,745.20 and 110,662,295.20 is: 165,993,442.80
Step by Step Solution
- Step 1: Write the proportion equation
272,104,496.80 : 408,156,745.20 = 110,662,295.20 : x - Step 2: Convert to fraction form
272,104,496.80/408,156,745.20 = 110,662,295.20/x - Step 3: Cross multiply
272,104,496.80x = 408,156,745.20 × 110,662,295.20 - Step 4: Simplify right side
272,104,496.80x = 45,167,562,225,193,584 - Step 5: Solve for x
x = 45,167,562,225,193,584/272,104,496.80 - Step 6: Final answer
x = 165,993,442.80
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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.