Finding the Fourth Proportional to 355,553,637,797.73, 490,664,506,049.23 and 192,973,286,205.26
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Solution
The fourth proportional to 355,553,637,797.73, 490,664,506,049.23 and 192,973,286,205.26 is: 266,303,398,674.45
Step by Step Solution
- Step 1: Write the proportion equation
355,553,637,797.73 : 490,664,506,049.23 = 192,973,286,205.26 : x - Step 2: Convert to fraction form
355,553,637,797.73/490,664,506,049.23 = 192,973,286,205.26/x - Step 3: Cross multiply
355,553,637,797.73x = 490,664,506,049.23 × 192,973,286,205.26 - Step 4: Simplify right side
355,553,637,797.73x = 94,685,142,156,600,590,467,072 - Step 5: Solve for x
x = 94,685,142,156,600,590,467,072/355,553,637,797.73 - Step 6: Final answer
x = 266,303,398,674.45
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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.