Finding the Fourth Proportional to 125,678,264.18, 188,515,504.28 and 56,542,245.62
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Solution
The fourth proportional to 125,678,264.18, 188,515,504.28 and 56,542,245.62 is: 84,812,517.23
Step by Step Solution
- Step 1: Write the proportion equation
125,678,264.18 : 188,515,504.28 = 56,542,245.62 : x - Step 2: Convert to fraction form
125,678,264.18/188,515,504.28 = 56,542,245.62/x - Step 3: Cross multiply
125,678,264.18x = 188,515,504.28 × 56,542,245.62 - Step 4: Simplify right side
125,678,264.18x = 10,659,089,946,177,920 - Step 5: Solve for x
x = 10,659,089,946,177,920/125,678,264.18 - Step 6: Final answer
x = 84,812,517.23
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.