Finding the Fourth Proportional to 213,195,620.67, 294,204,536.27 and 119,110,474.32
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Solution
The fourth proportional to 213,195,620.67, 294,204,536.27 and 119,110,474.32 is: 164,369,426.31
Step by Step Solution
- Step 1: Write the proportion equation
213,195,620.67 : 294,204,536.27 = 119,110,474.32 : x - Step 2: Convert to fraction form
213,195,620.67/294,204,536.27 = 119,110,474.32/x - Step 3: Cross multiply
213,195,620.67x = 294,204,536.27 × 119,110,474.32 - Step 4: Simplify right side
213,195,620.67x = 35,042,841,862,215,340 - Step 5: Solve for x
x = 35,042,841,862,215,340/213,195,620.67 - Step 6: Final answer
x = 164,369,426.31
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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.