Finding the Fourth Proportional to 267,616,544.34, 368,622,721.37 and 189,165,223.92
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Solution
The fourth proportional to 267,616,544.34, 368,622,721.37 and 189,165,223.92 is: 260,561,617.38
Step by Step Solution
- Step 1: Write the proportion equation
267,616,544.34 : 368,622,721.37 = 189,165,223.92 : x - Step 2: Convert to fraction form
267,616,544.34/368,622,721.37 = 189,165,223.92/x - Step 3: Cross multiply
267,616,544.34x = 368,622,721.37 × 189,165,223.92 - Step 4: Simplify right side
267,616,544.34x = 69,730,599,629,955,816 - Step 5: Solve for x
x = 69,730,599,629,955,816/267,616,544.34 - Step 6: Final answer
x = 260,561,617.38
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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.