Finding the Fourth Proportional to 170,790,215.67, 235,690,608.87 and 92,473,822.26
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Solution
The fourth proportional to 170,790,215.67, 235,690,608.87 and 92,473,822.26 is: 127,613,934.95
Step by Step Solution
- Step 1: Write the proportion equation
170,790,215.67 : 235,690,608.87 = 92,473,822.26 : x - Step 2: Convert to fraction form
170,790,215.67/235,690,608.87 = 92,473,822.26/x - Step 3: Cross multiply
170,790,215.67x = 235,690,608.87 × 92,473,822.26 - Step 4: Simplify right side
170,790,215.67x = 21,795,211,472,995,560 - Step 5: Solve for x
x = 21,795,211,472,995,560/170,790,215.67 - Step 6: Final answer
x = 127,613,934.95
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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.