Finding the Fourth Proportional to 170,550,381.56, 235,360,235.66 and 92,233,935.05
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Solution
The fourth proportional to 170,550,381.56, 235,360,235.66 and 92,233,935.05 is: 127,283,213.85
Step by Step Solution
- Step 1: Write the proportion equation
170,550,381.56 : 235,360,235.66 = 92,233,935.05 : x - Step 2: Convert to fraction form
170,550,381.56/235,360,235.66 = 92,233,935.05/x - Step 3: Cross multiply
170,550,381.56x = 235,360,235.66 × 92,233,935.05 - Step 4: Simplify right side
170,550,381.56x = 21,708,200,687,579,164 - Step 5: Solve for x
x = 21,708,200,687,579,164/170,550,381.56 - Step 6: Final answer
x = 127,283,213.85
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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.