Finding the Fourth Proportional to 5,342,355,674.70, 8,013,533,512.05 and 4,485,247,629.90
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Solution
The fourth proportional to 5,342,355,674.70, 8,013,533,512.05 and 4,485,247,629.90 is: 6,727,871,444.85
Step by Step Solution
- Step 1: Write the proportion equation
5,342,355,674.70 : 8,013,533,512.05 = 4,485,247,629.90 : x - Step 2: Convert to fraction form
5,342,355,674.70/8,013,533,512.05 = 4,485,247,629.90/x - Step 3: Cross multiply
5,342,355,674.70x = 8,013,533,512.05 × 4,485,247,629.90 - Step 4: Simplify right side
5,342,355,674.70x = 35,942,682,192,046,481,408 - Step 5: Solve for x
x = 35,942,682,192,046,481,408/5,342,355,674.70 - Step 6: Final answer
x = 6,727,871,444.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.