Finding the Fourth Proportional to 234,202,239.32, 323,201,015.33 and 129,782,054.43
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Solution
The fourth proportional to 234,202,239.32, 323,201,015.33 and 129,782,054.43 is: 179,100,301.88
Step by Step Solution
- Step 1: Write the proportion equation
234,202,239.32 : 323,201,015.33 = 129,782,054.43 : x - Step 2: Convert to fraction form
234,202,239.32/323,201,015.33 = 129,782,054.43/x - Step 3: Cross multiply
234,202,239.32x = 323,201,015.33 × 129,782,054.43 - Step 4: Simplify right side
234,202,239.32x = 41,945,691,762,740,416 - Step 5: Solve for x
x = 41,945,691,762,740,416/234,202,239.32 - Step 6: Final answer
x = 179,100,301.88
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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.