Finding the Fourth Proportional to 2,161,844,248.20, 2,983,349,458.64 and 1,171,770,335.88
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Solution
The fourth proportional to 2,161,844,248.20, 2,983,349,458.64 and 1,171,770,335.88 is: 1,617,045,446.32
Step by Step Solution
- Step 1: Write the proportion equation
2,161,844,248.20 : 2,983,349,458.64 = 1,171,770,335.88 : x - Step 2: Convert to fraction form
2,161,844,248.20/2,983,349,458.64 = 1,171,770,335.88/x - Step 3: Cross multiply
2,161,844,248.20x = 2,983,349,458.64 × 1,171,770,335.88 - Step 4: Simplify right side
2,161,844,248.20x = 3,495,800,397,198,009,344 - Step 5: Solve for x
x = 3,495,800,397,198,009,344/2,161,844,248.20 - Step 6: Final answer
x = 1,617,045,446.32
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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.