Finding the Fourth Proportional to 170,687,245.75, 235,549,141.34 and 92,370,806.17
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Solution
The fourth proportional to 170,687,245.75, 235,549,141.34 and 92,370,806.17 is: 127,472,114.18
Step by Step Solution
- Step 1: Write the proportion equation
170,687,245.75 : 235,549,141.34 = 92,370,806.17 : x - Step 2: Convert to fraction form
170,687,245.75/235,549,141.34 = 92,370,806.17/x - Step 3: Cross multiply
170,687,245.75x = 235,549,141.34 × 92,370,806.17 - Step 4: Simplify right side
170,687,245.75x = 21,757,864,079,021,356 - Step 5: Solve for x
x = 21,757,864,079,021,356/170,687,245.75 - Step 6: Final answer
x = 127,472,114.18
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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.