Finding the Fourth Proportional to 99,637,538.70, 149,446,217.07 and 26,861,676.03
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Solution
The fourth proportional to 99,637,538.70, 149,446,217.07 and 26,861,676.03 is: 40,289,793.58
Step by Step Solution
- Step 1: Write the proportion equation
99,637,538.70 : 149,446,217.07 = 26,861,676.03 : x - Step 2: Convert to fraction form
99,637,538.70/149,446,217.07 = 26,861,676.03/x - Step 3: Cross multiply
99,637,538.70x = 149,446,217.07 × 26,861,676.03 - Step 4: Simplify right side
99,637,538.70x = 4,014,375,866,843,396 - Step 5: Solve for x
x = 4,014,375,866,843,396/99,637,538.70 - Step 6: Final answer
x = 40,289,793.58
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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.