Finding the Fourth Proportional to 75,470,793.60, 113,206,190.40 and 51,284,323.20
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Solution
The fourth proportional to 75,470,793.60, 113,206,190.40 and 51,284,323.20 is: 76,926,484.80
Step by Step Solution
- Step 1: Write the proportion equation
75,470,793.60 : 113,206,190.40 = 51,284,323.20 : x - Step 2: Convert to fraction form
75,470,793.60/113,206,190.40 = 51,284,323.20/x - Step 3: Cross multiply
75,470,793.60x = 113,206,190.40 × 51,284,323.20 - Step 4: Simplify right side
75,470,793.60x = 5,805,702,856,714,338 - Step 5: Solve for x
x = 5,805,702,856,714,338/75,470,793.60 - Step 6: Final answer
x = 76,926,484.80
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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.