Finding the Fourth Proportional to 96,982,799.10, 145,474,198.65 and 79,764,110.70
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Solution
The fourth proportional to 96,982,799.10, 145,474,198.65 and 79,764,110.70 is: 119,646,166.05
Step by Step Solution
- Step 1: Write the proportion equation
96,982,799.10 : 145,474,198.65 = 79,764,110.70 : x - Step 2: Convert to fraction form
96,982,799.10/145,474,198.65 = 79,764,110.70/x - Step 3: Cross multiply
96,982,799.10x = 145,474,198.65 × 79,764,110.70 - Step 4: Simplify right side
96,982,799.10x = 11,603,620,085,112,392 - Step 5: Solve for x
x = 11,603,620,085,112,392/96,982,799.10 - Step 6: Final answer
x = 119,646,166.05
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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.