Finding the Fourth Proportional to 327,408,090.20, 491,112,135.30 and 224,095,959.80
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Solution
The fourth proportional to 327,408,090.20, 491,112,135.30 and 224,095,959.80 is: 336,143,939.70
Step by Step Solution
- Step 1: Write the proportion equation
327,408,090.20 : 491,112,135.30 = 224,095,959.80 : x - Step 2: Convert to fraction form
327,408,090.20/491,112,135.30 = 224,095,959.80/x - Step 3: Cross multiply
327,408,090.20x = 491,112,135.30 × 224,095,959.80 - Step 4: Simplify right side
327,408,090.20x = 110,056,245,329,480,976 - Step 5: Solve for x
x = 110,056,245,329,480,976/327,408,090.20 - Step 6: Final answer
x = 336,143,939.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.