Finding the Fourth Proportional to 158,439,173.46, 237,491,023.87 and 53,294,420.44
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Solution
The fourth proportional to 158,439,173.46, 237,491,023.87 and 53,294,420.44 is: 79,885,208.94
Step by Step Solution
- Step 1: Write the proportion equation
158,439,173.46 : 237,491,023.87 = 53,294,420.44 : x - Step 2: Convert to fraction form
158,439,173.46/237,491,023.87 = 53,294,420.44/x - Step 3: Cross multiply
158,439,173.46x = 237,491,023.87 × 53,294,420.44 - Step 4: Simplify right side
158,439,173.46x = 12,656,946,476,853,856 - Step 5: Solve for x
x = 12,656,946,476,853,856/158,439,173.46 - Step 6: Final answer
x = 79,885,208.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.