Finding the Fourth Proportional to 3,793,859,684.64, 5,236,074,270.74 and 2,186,006,855.58
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Solution
The fourth proportional to 3,793,859,684.64, 5,236,074,270.74 and 2,186,006,855.58 is: 3,017,005,161.92
Step by Step Solution
- Step 1: Write the proportion equation
3,793,859,684.64 : 5,236,074,270.74 = 2,186,006,855.58 : x - Step 2: Convert to fraction form
3,793,859,684.64/5,236,074,270.74 = 2,186,006,855.58/x - Step 3: Cross multiply
3,793,859,684.64x = 5,236,074,270.74 × 2,186,006,855.58 - Step 4: Simplify right side
3,793,859,684.64x = 11,446,094,252,163,688,448 - Step 5: Solve for x
x = 11,446,094,252,163,688,448/3,793,859,684.64 - Step 6: Final answer
x = 3,017,005,161.92
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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.