Finding the Fourth Proportional to 363,207,470,793.60, 544,811,206,190.40 and 250,235,656,201.20
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Solution
The fourth proportional to 363,207,470,793.60, 544,811,206,190.40 and 250,235,656,201.20 is: 375,353,484,301.80
Step by Step Solution
- Step 1: Write the proportion equation
363,207,470,793.60 : 544,811,206,190.40 = 250,235,656,201.20 : x - Step 2: Convert to fraction form
363,207,470,793.60/544,811,206,190.40 = 250,235,656,201.20/x - Step 3: Cross multiply
363,207,470,793.60x = 544,811,206,190.40 × 250,235,656,201.20 - Step 4: Simplify right side
363,207,470,793.60x = 136,331,189,686,822,030,540,800 - Step 5: Solve for x
x = 136,331,189,686,822,030,540,800/363,207,470,793.60 - Step 6: Final answer
x = 375,353,484,301.80
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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.