Finding the Fourth Proportional to 2,438,067,569.18, 3,364,476,021.36 and 1,434,550,134.17
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Solution
The fourth proportional to 2,438,067,569.18, 3,364,476,021.36 and 1,434,550,134.17 is: 1,979,645,514.70
Step by Step Solution
- Step 1: Write the proportion equation
2,438,067,569.18 : 3,364,476,021.36 = 1,434,550,134.17 : x - Step 2: Convert to fraction form
2,438,067,569.18/3,364,476,021.36 = 1,434,550,134.17/x - Step 3: Cross multiply
2,438,067,569.18x = 3,364,476,021.36 × 1,434,550,134.17 - Step 4: Simplify right side
2,438,067,569.18x = 4,826,509,527,853,735,936 - Step 5: Solve for x
x = 4,826,509,527,853,735,936/2,438,067,569.18 - Step 6: Final answer
x = 1,979,645,514.70
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1.5x scale
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.