Finding the Fourth Proportional to 196,992,228.30, 295,488,342.45 and 194,304,842.70
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Solution
The fourth proportional to 196,992,228.30, 295,488,342.45 and 194,304,842.70 is: 291,457,264.05
Step by Step Solution
- Step 1: Write the proportion equation
196,992,228.30 : 295,488,342.45 = 194,304,842.70 : x - Step 2: Convert to fraction form
196,992,228.30/295,488,342.45 = 194,304,842.70/x - Step 3: Cross multiply
196,992,228.30x = 295,488,342.45 × 194,304,842.70 - Step 4: Simplify right side
196,992,228.30x = 57,414,815,899,430,976 - Step 5: Solve for x
x = 57,414,815,899,430,976/196,992,228.30 - Step 6: Final answer
x = 291,457,264.05
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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.