Finding the Fourth Proportional to 326,276,601.60, 450,273,590.08 and 177,590,535.68
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Solution
The fourth proportional to 326,276,601.60, 450,273,590.08 and 177,590,535.68 is: 245,081,405.39
Step by Step Solution
- Step 1: Write the proportion equation
326,276,601.60 : 450,273,590.08 = 177,590,535.68 : x - Step 2: Convert to fraction form
326,276,601.60/450,273,590.08 = 177,590,535.68/x - Step 3: Cross multiply
326,276,601.60x = 450,273,590.08 × 177,590,535.68 - Step 4: Simplify right side
326,276,601.60x = 79,964,328,064,863,936 - Step 5: Solve for x
x = 79,964,328,064,863,936/326,276,601.60 - Step 6: Final answer
x = 245,081,405.39
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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.