Finding the Fourth Proportional to 174,336,701.80, 261,505,052.70 and 147,462,845.80
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Solution
The fourth proportional to 174,336,701.80, 261,505,052.70 and 147,462,845.80 is: 221,194,268.70
Step by Step Solution
- Step 1: Write the proportion equation
174,336,701.80 : 261,505,052.70 = 147,462,845.80 : x - Step 2: Convert to fraction form
174,336,701.80/261,505,052.70 = 147,462,845.80/x - Step 3: Cross multiply
174,336,701.80x = 261,505,052.70 × 147,462,845.80 - Step 4: Simplify right side
174,336,701.80x = 38,562,279,262,220,976 - Step 5: Solve for x
x = 38,562,279,262,220,976/174,336,701.80 - Step 6: Final answer
x = 221,194,268.70
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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.