Finding the Fourth Proportional to 198,750,743.63, 274,285,078.42 and 110,650,336.84
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Solution
The fourth proportional to 198,750,743.63, 274,285,078.42 and 110,650,336.84 is: 152,702,504.47
Step by Step Solution
- Step 1: Write the proportion equation
198,750,743.63 : 274,285,078.42 = 110,650,336.84 : x - Step 2: Convert to fraction form
198,750,743.63/274,285,078.42 = 110,650,336.84/x - Step 3: Cross multiply
198,750,743.63x = 274,285,078.42 × 110,650,336.84 - Step 4: Simplify right side
198,750,743.63x = 30,349,736,317,358,816 - Step 5: Solve for x
x = 30,349,736,317,358,816/198,750,743.63 - Step 6: Final answer
x = 152,702,504.47
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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.