Finding the Fourth Proportional to 170,924,818.22, 235,790,247.75 and 112,179,330.08
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Solution
The fourth proportional to 170,924,818.22, 235,790,247.75 and 112,179,330.08 is: 154,751,032.11
Step by Step Solution
- Step 1: Write the proportion equation
170,924,818.22 : 235,790,247.75 = 112,179,330.08 : x - Step 2: Convert to fraction form
170,924,818.22/235,790,247.75 = 112,179,330.08/x - Step 3: Cross multiply
170,924,818.22x = 235,790,247.75 × 112,179,330.08 - Step 4: Simplify right side
170,924,818.22x = 26,450,792,031,992,228 - Step 5: Solve for x
x = 26,450,792,031,992,228/170,924,818.22 - Step 6: Final answer
x = 154,751,032.11
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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.