Finding the Fourth Proportional to 170,692,192.48, 235,555,223.41 and 92,375,745.98
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Solution
The fourth proportional to 170,692,192.48, 235,555,223.41 and 92,375,745.98 is: 127,478,528.26
Step by Step Solution
- Step 1: Write the proportion equation
170,692,192.48 : 235,555,223.41 = 92,375,745.98 : x - Step 2: Convert to fraction form
170,692,192.48/235,555,223.41 = 92,375,745.98/x - Step 3: Cross multiply
170,692,192.48x = 235,555,223.41 × 92,375,745.98 - Step 4: Simplify right side
170,692,192.48x = 21,759,589,481,984,312 - Step 5: Solve for x
x = 21,759,589,481,984,312/170,692,192.48 - Step 6: Final answer
x = 127,478,528.26
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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.