Finding the Fourth Proportional to 75,859,578.90, 113,743,290.12 and 29,746,203.46
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Solution
The fourth proportional to 75,859,578.90, 113,743,290.12 and 29,746,203.46 is: 44,601,236.91
Step by Step Solution
- Step 1: Write the proportion equation
75,859,578.90 : 113,743,290.12 = 29,746,203.46 : x - Step 2: Convert to fraction form
75,859,578.90/113,743,290.12 = 29,746,203.46/x - Step 3: Cross multiply
75,859,578.90x = 113,743,290.12 × 29,746,203.46 - Step 4: Simplify right side
75,859,578.90x = 3,383,431,050,119,328 - Step 5: Solve for x
x = 3,383,431,050,119,328/75,859,578.90 - Step 6: Final answer
x = 44,601,236.91
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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.