Finding the Fourth Proportional to 88,945,242.08, 122,745,687.64 and 51,247,571.62
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Solution
The fourth proportional to 88,945,242.08, 122,745,687.64 and 51,247,571.62 is: 70,722,371.10
Step by Step Solution
- Step 1: Write the proportion equation
88,945,242.08 : 122,745,687.64 = 51,247,571.62 : x - Step 2: Convert to fraction form
88,945,242.08/122,745,687.64 = 51,247,571.62/x - Step 3: Cross multiply
88,945,242.08x = 122,745,687.64 × 51,247,571.62 - Step 4: Simplify right side
88,945,242.08x = 6,290,418,418,377,048 - Step 5: Solve for x
x = 6,290,418,418,377,048/88,945,242.08 - Step 6: Final answer
x = 70,722,371.10
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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.