Finding the Fourth Proportional to 96,775,918.40, 145,160,767.20 and 32,082,708.80
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Solution
The fourth proportional to 96,775,918.40, 145,160,767.20 and 32,082,708.80 is: 48,123,032.05
Step by Step Solution
- Step 1: Write the proportion equation
96,775,918.40 : 145,160,767.20 = 32,082,708.80 : x - Step 2: Convert to fraction form
96,775,918.40/145,160,767.20 = 32,082,708.80/x - Step 3: Cross multiply
96,775,918.40x = 145,160,767.20 × 32,082,708.80 - Step 4: Simplify right side
96,775,918.40x = 4,657,150,623,262,191 - Step 5: Solve for x
x = 4,657,150,623,262,191/96,775,918.40 - Step 6: Final answer
x = 48,123,032.05
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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.