Finding the Fourth Proportional to 1,581,853,922.22, 2,371,119,910.19 and 532,227,723.68
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Solution
The fourth proportional to 1,581,853,922.22, 2,371,119,910.19 and 532,227,723.68 is: 797,782,737.49
Step by Step Solution
- Step 1: Write the proportion equation
1,581,853,922.22 : 2,371,119,910.19 = 532,227,723.68 : x - Step 2: Convert to fraction form
1,581,853,922.22/2,371,119,910.19 = 532,227,723.68/x - Step 3: Cross multiply
1,581,853,922.22x = 2,371,119,910.19 × 532,227,723.68 - Step 4: Simplify right side
1,581,853,922.22x = 1,261,975,752,380,008,192 - Step 5: Solve for x
x = 1,261,975,752,380,008,192/1,581,853,922.22 - Step 6: Final answer
x = 797,782,737.49
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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.