Finding the Fourth Proportional to 176,256,287.20, 264,384,430.80 and 163,659,167.20
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Solution
The fourth proportional to 176,256,287.20, 264,384,430.80 and 163,659,167.20 is: 245,488,750.80
Step by Step Solution
- Step 1: Write the proportion equation
176,256,287.20 : 264,384,430.80 = 163,659,167.20 : x - Step 2: Convert to fraction form
176,256,287.20/264,384,430.80 = 163,659,167.20/x - Step 3: Cross multiply
176,256,287.20x = 264,384,430.80 × 163,659,167.20 - Step 4: Simplify right side
176,256,287.20x = 43,268,935,765,374,032 - Step 5: Solve for x
x = 43,268,935,765,374,032/176,256,287.20 - Step 6: Final answer
x = 245,488,750.80
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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.