Finding the Fourth Proportional to 167,326,874.93, 230,916,694.85 and 92,990,568.62
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Solution
The fourth proportional to 167,326,874.93, 230,916,694.85 and 92,990,568.62 is: 128,330,100.98
Step by Step Solution
- Step 1: Write the proportion equation
167,326,874.93 : 230,916,694.85 = 92,990,568.62 : x - Step 2: Convert to fraction form
167,326,874.93/230,916,694.85 = 92,990,568.62/x - Step 3: Cross multiply
167,326,874.93x = 230,916,694.85 × 92,990,568.62 - Step 4: Simplify right side
167,326,874.93x = 21,473,074,756,332,988 - Step 5: Solve for x
x = 21,473,074,756,332,988/167,326,874.93 - Step 6: Final answer
x = 128,330,100.98
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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.