Finding the Fourth Proportional to 2,239,490,218.40, 3,359,235,327.60 and 1,695,294,634.40
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Solution
The fourth proportional to 2,239,490,218.40, 3,359,235,327.60 and 1,695,294,634.40 is: 2,542,941,951.60
Step by Step Solution
- Step 1: Write the proportion equation
2,239,490,218.40 : 3,359,235,327.60 = 1,695,294,634.40 : x - Step 2: Convert to fraction form
2,239,490,218.40/3,359,235,327.60 = 1,695,294,634.40/x - Step 3: Cross multiply
2,239,490,218.40x = 3,359,235,327.60 × 1,695,294,634.40 - Step 4: Simplify right side
2,239,490,218.40x = 5,694,893,626,567,205,888 - Step 5: Solve for x
x = 5,694,893,626,567,205,888/2,239,490,218.40 - Step 6: Final answer
x = 2,542,941,951.60
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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.