Finding the Fourth Proportional to 171,407,369.49, 236,556,758.19 and 97,081,152.08
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Solution
The fourth proportional to 171,407,369.49, 236,556,758.19 and 97,081,152.08 is: 133,980,252.33
Step by Step Solution
- Step 1: Write the proportion equation
171,407,369.49 : 236,556,758.19 = 97,081,152.08 : x - Step 2: Convert to fraction form
171,407,369.49/236,556,758.19 = 97,081,152.08/x - Step 3: Cross multiply
171,407,369.49x = 236,556,758.19 × 97,081,152.08 - Step 4: Simplify right side
171,407,369.49x = 22,965,202,616,212,392 - Step 5: Solve for x
x = 22,965,202,616,212,392/171,407,369.49 - Step 6: Final answer
x = 133,980,252.33
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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.