Finding the Fourth Proportional to 126,204,325.92, 189,360,532.08 and 39,949,754.40
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Solution
The fourth proportional to 126,204,325.92, 189,360,532.08 and 39,949,754.40 is: 59,941,738.88
Step by Step Solution
- Step 1: Write the proportion equation
126,204,325.92 : 189,360,532.08 = 39,949,754.40 : x - Step 2: Convert to fraction form
126,204,325.92/189,360,532.08 = 39,949,754.40/x - Step 3: Cross multiply
126,204,325.92x = 189,360,532.08 × 39,949,754.40 - Step 4: Simplify right side
126,204,325.92x = 7,564,906,749,649,321 - Step 5: Solve for x
x = 7,564,906,749,649,321/126,204,325.92 - Step 6: Final answer
x = 59,941,738.88
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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.