Finding the Fourth Proportional to 66,238,941.51, 99,352,720.58 and 40,324,516.92
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Solution
The fourth proportional to 66,238,941.51, 99,352,720.58 and 40,324,516.92 is: 60,483,310.43
Step by Step Solution
- Step 1: Write the proportion equation
66,238,941.51 : 99,352,720.58 = 40,324,516.92 : x - Step 2: Convert to fraction form
66,238,941.51/99,352,720.58 = 40,324,516.92/x - Step 3: Cross multiply
66,238,941.51x = 99,352,720.58 × 40,324,516.92 - Step 4: Simplify right side
66,238,941.51x = 4,006,350,461,874,620 - Step 5: Solve for x
x = 4,006,350,461,874,620/66,238,941.51 - Step 6: Final answer
x = 60,483,310.43
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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.