Finding the Fourth Proportional to 191,328,113.15, 264,041,157.49 and 107,701,639.96
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Solution
The fourth proportional to 191,328,113.15, 264,041,157.49 and 107,701,639.96 is: 148,632,969.88
Step by Step Solution
- Step 1: Write the proportion equation
191,328,113.15 : 264,041,157.49 = 107,701,639.96 : x - Step 2: Convert to fraction form
191,328,113.15/264,041,157.49 = 107,701,639.96/x - Step 3: Cross multiply
191,328,113.15x = 264,041,157.49 × 107,701,639.96 - Step 4: Simplify right side
191,328,113.15x = 28,437,665,678,609,636 - Step 5: Solve for x
x = 28,437,665,678,609,636/191,328,113.15 - Step 6: Final answer
x = 148,632,969.88
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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.