Finding the Fourth Proportional to 198,441,025.92, 297,660,871.92 and 50,888,422.56
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Solution
The fourth proportional to 198,441,025.92, 297,660,871.92 and 50,888,422.56 is: 76,332,462.80
Step by Step Solution
- Step 1: Write the proportion equation
198,441,025.92 : 297,660,871.92 = 50,888,422.56 : x - Step 2: Convert to fraction form
198,441,025.92/297,660,871.92 = 50,888,422.56/x - Step 3: Cross multiply
198,441,025.92x = 297,660,871.92 × 50,888,422.56 - Step 4: Simplify right side
198,441,025.92x = 15,147,492,229,843,000 - Step 5: Solve for x
x = 15,147,492,229,843,000/198,441,025.92 - Step 6: Final answer
x = 76,332,462.80
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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.