Finding the Fourth Proportional to 76,960,196.20, 115,624,458.94 and 49,348,211.81
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Solution
The fourth proportional to 76,960,196.20, 115,624,458.94 and 49,348,211.81 is: 74,140,407.27
Step by Step Solution
- Step 1: Write the proportion equation
76,960,196.20 : 115,624,458.94 = 49,348,211.81 : x - Step 2: Convert to fraction form
76,960,196.20/115,624,458.94 = 49,348,211.81/x - Step 3: Cross multiply
76,960,196.20x = 115,624,458.94 × 49,348,211.81 - Step 4: Simplify right side
76,960,196.20x = 5,705,860,290,104,923 - Step 5: Solve for x
x = 5,705,860,290,104,923/76,960,196.20 - Step 6: Final answer
x = 74,140,407.27
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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.