Finding the Fourth Proportional to 110,468,942.16, 152,512,455.24 and 98,211,871.68
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Solution
The fourth proportional to 110,468,942.16, 152,512,455.24 and 98,211,871.68 is: 135,590,450.95
Step by Step Solution
- Step 1: Write the proportion equation
110,468,942.16 : 152,512,455.24 = 98,211,871.68 : x - Step 2: Convert to fraction form
110,468,942.16/152,512,455.24 = 98,211,871.68/x - Step 3: Cross multiply
110,468,942.16x = 152,512,455.24 × 98,211,871.68 - Step 4: Simplify right side
110,468,942.16x = 14,978,533,683,632,626 - Step 5: Solve for x
x = 14,978,533,683,632,626/110,468,942.16 - Step 6: Final answer
x = 135,590,450.95
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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.