Finding the Fourth Proportional to 191,328,132.11, 264,041,183.63 and 107,701,658.91
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Solution
The fourth proportional to 191,328,132.11, 264,041,183.63 and 107,701,658.91 is: 148,632,996.02
Step by Step Solution
- Step 1: Write the proportion equation
191,328,132.11 : 264,041,183.63 = 107,701,658.91 : x - Step 2: Convert to fraction form
191,328,132.11/264,041,183.63 = 107,701,658.91/x - Step 3: Cross multiply
191,328,132.11x = 264,041,183.63 × 107,701,658.91 - Step 4: Simplify right side
191,328,132.11x = 28,437,673,497,780,188 - Step 5: Solve for x
x = 28,437,673,497,780,188/191,328,132.11 - Step 6: Final answer
x = 148,632,996.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.