Finding the Fourth Proportional to 267,620,816, 401,450,571.68 and 112,018,129.66
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Solution
The fourth proportional to 267,620,816, 401,450,571.68 and 112,018,129.66 is: 168,035,292.85
Step by Step Solution
- Step 1: Write the proportion equation
267,620,816 : 401,450,571.68 = 112,018,129.66 : x - Step 2: Convert to fraction form
267,620,816/401,450,571.68 = 112,018,129.66/x - Step 3: Cross multiply
267,620,816x = 401,450,571.68 × 112,018,129.66 - Step 4: Simplify right side
267,620,816x = 44,969,742,190,531,360 - Step 5: Solve for x
x = 44,969,742,190,531,360/267,620,816 - Step 6: Final answer
x = 168,035,292.85
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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.