Finding the Fourth Proportional to 88,945,242.34, 122,745,687.99 and 51,247,571.88
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Solution
The fourth proportional to 88,945,242.34, 122,745,687.99 and 51,247,571.88 is: 70,722,371.46
Step by Step Solution
- Step 1: Write the proportion equation
88,945,242.34 : 122,745,687.99 = 51,247,571.88 : x - Step 2: Convert to fraction form
88,945,242.34/122,745,687.99 = 51,247,571.88/x - Step 3: Cross multiply
88,945,242.34x = 122,745,687.99 × 51,247,571.88 - Step 4: Simplify right side
88,945,242.34x = 6,290,418,468,227,578 - Step 5: Solve for x
x = 6,290,418,468,227,578/88,945,242.34 - Step 6: Final answer
x = 70,722,371.46
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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.