Finding the Fourth Proportional to 2,651,287,765.72, 3,972,431,266.14 and 1,599,816,675.46
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Solution
The fourth proportional to 2,651,287,765.72, 3,972,431,266.14 and 1,599,816,675.46 is: 2,397,009,432.12
Step by Step Solution
- Step 1: Write the proportion equation
2,651,287,765.72 : 3,972,431,266.14 = 1,599,816,675.46 : x - Step 2: Convert to fraction form
2,651,287,765.72/3,972,431,266.14 = 1,599,816,675.46/x - Step 3: Cross multiply
2,651,287,765.72x = 3,972,431,266.14 × 1,599,816,675.46 - Step 4: Simplify right side
2,651,287,765.72x = 6,355,161,781,689,453,568 - Step 5: Solve for x
x = 6,355,161,781,689,453,568/2,651,287,765.72 - Step 6: Final answer
x = 2,397,009,432.12
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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.