Finding the Fourth Proportional to 3,793,859,725.64, 5,236,074,327.38 and 2,186,006,895.99
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Solution
The fourth proportional to 3,793,859,725.64, 5,236,074,327.38 and 2,186,006,895.99 is: 3,017,005,217.73
Step by Step Solution
- Step 1: Write the proportion equation
3,793,859,725.64 : 5,236,074,327.38 = 2,186,006,895.99 : x - Step 2: Convert to fraction form
3,793,859,725.64/5,236,074,327.38 = 2,186,006,895.99/x - Step 3: Cross multiply
3,793,859,725.64x = 5,236,074,327.38 × 2,186,006,895.99 - Step 4: Simplify right side
3,793,859,725.64x = 11,446,094,587,557,949,440 - Step 5: Solve for x
x = 11,446,094,587,557,949,440/3,793,859,725.64 - Step 6: Final answer
x = 3,017,005,217.73
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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.