Finding the Fourth Proportional to 105,886,855.44, 158,342,676.12 and 100,721,245.68
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Solution
The fourth proportional to 105,886,855.44, 158,342,676.12 and 100,721,245.68 is: 150,618,049.02
Step by Step Solution
- Step 1: Write the proportion equation
105,886,855.44 : 158,342,676.12 = 100,721,245.68 : x - Step 2: Convert to fraction form
105,886,855.44/158,342,676.12 = 100,721,245.68/x - Step 3: Cross multiply
105,886,855.44x = 158,342,676.12 × 100,721,245.68 - Step 4: Simplify right side
105,886,855.44x = 15,948,471,583,111,190 - Step 5: Solve for x
x = 15,948,471,583,111,190/105,886,855.44 - Step 6: Final answer
x = 150,618,049.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.