Finding the Fourth Proportional to 94,275,149.12, 141,283,706.88 and 71,227,136.96
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Solution
The fourth proportional to 94,275,149.12, 141,283,706.88 and 71,227,136.96 is: 106,743,230.15
Step by Step Solution
- Step 1: Write the proportion equation
94,275,149.12 : 141,283,706.88 = 71,227,136.96 : x - Step 2: Convert to fraction form
94,275,149.12/141,283,706.88 = 71,227,136.96/x - Step 3: Cross multiply
94,275,149.12x = 141,283,706.88 × 71,227,136.96 - Step 4: Simplify right side
94,275,149.12x = 10,063,233,940,158,254 - Step 5: Solve for x
x = 10,063,233,940,158,254/94,275,149.12 - Step 6: Final answer
x = 106,743,230.15
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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.