Finding the Fourth Proportional to 163,666,532.56, 225,856,613.97 and 89,327,626.14
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Solution
The fourth proportional to 163,666,532.56, 225,856,613.97 and 89,327,626.14 is: 123,270,377.02
Step by Step Solution
- Step 1: Write the proportion equation
163,666,532.56 : 225,856,613.97 = 89,327,626.14 : x - Step 2: Convert to fraction form
163,666,532.56/225,856,613.97 = 89,327,626.14/x - Step 3: Cross multiply
163,666,532.56x = 225,856,613.97 × 89,327,626.14 - Step 4: Simplify right side
163,666,532.56x = 20,175,235,173,958,460 - Step 5: Solve for x
x = 20,175,235,173,958,460/163,666,532.56 - Step 6: Final answer
x = 123,270,377.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.