Finding the Fourth Proportional to 140,246,584.62, 193,559,512.62 and 80,706,657.66
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Solution
The fourth proportional to 140,246,584.62, 193,559,512.62 and 80,706,657.66 is: 111,386,251.32
Step by Step Solution
- Step 1: Write the proportion equation
140,246,584.62 : 193,559,512.62 = 80,706,657.66 : x - Step 2: Convert to fraction form
140,246,584.62/193,559,512.62 = 80,706,657.66/x - Step 3: Cross multiply
140,246,584.62x = 193,559,512.62 × 80,706,657.66 - Step 4: Simplify right side
140,246,584.62x = 15,621,541,321,858,790 - Step 5: Solve for x
x = 15,621,541,321,858,790/140,246,584.62 - Step 6: Final answer
x = 111,386,251.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.