Finding the Fourth Proportional to 186,046,745.50, 256,747,774.29 and 101,276,302.42
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Solution
The fourth proportional to 186,046,745.50, 256,747,774.29 and 101,276,302.42 is: 139,763,074.94
Step by Step Solution
- Step 1: Write the proportion equation
186,046,745.50 : 256,747,774.29 = 101,276,302.42 : x - Step 2: Convert to fraction form
186,046,745.50/256,747,774.29 = 101,276,302.42/x - Step 3: Cross multiply
186,046,745.50x = 256,747,774.29 × 101,276,302.42 - Step 4: Simplify right side
186,046,745.50x = 26,002,465,233,372,204 - Step 5: Solve for x
x = 26,002,465,233,372,204/186,046,745.50 - Step 6: Final answer
x = 139,763,074.94
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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.