Finding the Fourth Proportional to 277,750,959.60, 416,201,286.60 and 262,445,458.80
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Solution
The fourth proportional to 277,750,959.60, 416,201,286.60 and 262,445,458.80 is: 393,266,463.50
Step by Step Solution
- Step 1: Write the proportion equation
277,750,959.60 : 416,201,286.60 = 262,445,458.80 : x - Step 2: Convert to fraction form
277,750,959.60/416,201,286.60 = 262,445,458.80/x - Step 3: Cross multiply
277,750,959.60x = 416,201,286.60 × 262,445,458.80 - Step 4: Simplify right side
277,750,959.60x = 109,230,137,614,887,296 - Step 5: Solve for x
x = 109,230,137,614,887,296/277,750,959.60 - Step 6: Final answer
x = 393,266,463.50
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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.