Finding the Fourth Proportional to 234,286,595.36, 323,331,064.32 and 129,869,067.68
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Solution
The fourth proportional to 234,286,595.36, 323,331,064.32 and 129,869,067.68 is: 179,227,940.08
Step by Step Solution
- Step 1: Write the proportion equation
234,286,595.36 : 323,331,064.32 = 129,869,067.68 : x - Step 2: Convert to fraction form
234,286,595.36/323,331,064.32 = 129,869,067.68/x - Step 3: Cross multiply
234,286,595.36x = 323,331,064.32 × 129,869,067.68 - Step 4: Simplify right side
234,286,595.36x = 41,990,703,875,220,512 - Step 5: Solve for x
x = 41,990,703,875,220,512/234,286,595.36 - Step 6: Final answer
x = 179,227,940.08
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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.