Finding the Fourth Proportional to 2,236,323,120.34, 3,086,100,759.99 and 1,219,026,253.96
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Solution
The fourth proportional to 2,236,323,120.34, 3,086,100,759.99 and 1,219,026,253.96 is: 1,682,242,523.26
Step by Step Solution
- Step 1: Write the proportion equation
2,236,323,120.34 : 3,086,100,759.99 = 1,219,026,253.96 : x - Step 2: Convert to fraction form
2,236,323,120.34/3,086,100,759.99 = 1,219,026,253.96/x - Step 3: Cross multiply
2,236,323,120.34x = 3,086,100,759.99 × 1,219,026,253.96 - Step 4: Simplify right side
2,236,323,120.34x = 3,762,037,848,793,718,784 - Step 5: Solve for x
x = 3,762,037,848,793,718,784/2,236,323,120.34 - Step 6: Final answer
x = 1,682,242,523.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.