Finding the Fourth Proportional to 94,083,822.20, 141,125,733.30 and 73,676,487.80
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Solution
The fourth proportional to 94,083,822.20, 141,125,733.30 and 73,676,487.80 is: 110,514,731.70
Step by Step Solution
- Step 1: Write the proportion equation
94,083,822.20 : 141,125,733.30 = 73,676,487.80 : x - Step 2: Convert to fraction form
94,083,822.20/141,125,733.30 = 73,676,487.80/x - Step 3: Cross multiply
94,083,822.20x = 141,125,733.30 × 73,676,487.80 - Step 4: Simplify right side
94,083,822.20x = 10,397,648,367,743,504 - Step 5: Solve for x
x = 10,397,648,367,743,504/94,083,822.20 - Step 6: Final answer
x = 110,514,731.70
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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.