Finding the Fourth Proportional to 170,449,045,168.63, 235,220,305,503.99 and 92,234,141,560.81
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Solution
The fourth proportional to 170,449,045,168.63, 235,220,305,503.99 and 92,234,141,560.81 is: 127,283,452,567.12
Step by Step Solution
- Step 1: Write the proportion equation
170,449,045,168.63 : 235,220,305,503.99 = 92,234,141,560.81 : x - Step 2: Convert to fraction form
170,449,045,168.63/235,220,305,503.99 = 92,234,141,560.81/x - Step 3: Cross multiply
170,449,045,168.63x = 235,220,305,503.99 × 92,234,141,560.81 - Step 4: Simplify right side
170,449,045,168.63x = 21,695,342,955,831,989,633,024 - Step 5: Solve for x
x = 21,695,342,955,831,989,633,024/170,449,045,168.63 - Step 6: Final answer
x = 127,283,452,567.12
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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.