Finding the Fourth Proportional to 65,380,246.20, 97,942,823.46 and 39,757,704.12
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Solution
The fourth proportional to 65,380,246.20, 97,942,823.46 and 39,757,704.12 is: 59,558,995.60
Step by Step Solution
- Step 1: Write the proportion equation
65,380,246.20 : 97,942,823.46 = 39,757,704.12 : x - Step 2: Convert to fraction form
65,380,246.20/97,942,823.46 = 39,757,704.12/x - Step 3: Cross multiply
65,380,246.20x = 97,942,823.46 × 39,757,704.12 - Step 4: Simplify right side
65,380,246.20x = 3,893,981,795,800,074 - Step 5: Solve for x
x = 3,893,981,795,800,074/65,380,246.20 - Step 6: Final answer
x = 59,558,995.60
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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.