Finding the Fourth Proportional to 326,276,184.72, 450,273,014.93 and 177,590,119.21
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Solution
The fourth proportional to 326,276,184.72, 450,273,014.93 and 177,590,119.21 is: 245,080,830.73
Step by Step Solution
- Step 1: Write the proportion equation
326,276,184.72 : 450,273,014.93 = 177,590,119.21 : x - Step 2: Convert to fraction form
326,276,184.72/450,273,014.93 = 177,590,119.21/x - Step 3: Cross multiply
326,276,184.72x = 450,273,014.93 × 177,590,119.21 - Step 4: Simplify right side
326,276,184.72x = 79,964,038,398,464,816 - Step 5: Solve for x
x = 79,964,038,398,464,816/326,276,184.72 - Step 6: Final answer
x = 245,080,830.73
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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.