Finding the Fourth Proportional to 3,372,319,574.37, 4,654,288,040.55 and 1,943,117,059.68
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Solution
The fourth proportional to 3,372,319,574.37, 4,654,288,040.55 and 1,943,117,059.68 is: 2,681,782,165.90
Step by Step Solution
- Step 1: Write the proportion equation
3,372,319,574.37 : 4,654,288,040.55 = 1,943,117,059.68 : x - Step 2: Convert to fraction form
3,372,319,574.37/4,654,288,040.55 = 1,943,117,059.68/x - Step 3: Cross multiply
3,372,319,574.37x = 4,654,288,040.55 × 1,943,117,059.68 - Step 4: Simplify right side
3,372,319,574.37x = 9,043,826,492,257,305,600 - Step 5: Solve for x
x = 9,043,826,492,257,305,600/3,372,319,574.37 - Step 6: Final answer
x = 2,681,782,165.90
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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.