Finding the Fourth Proportional to 3,352,372,554,685.50, 5,028,558,826,387.50 and 805,542,144,660.70
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Solution
The fourth proportional to 3,352,372,554,685.50, 5,028,558,826,387.50 and 805,542,144,660.70 is: 1,208,313,215,635.63
Step by Step Solution
- Step 1: Write the proportion equation
3,352,372,554,685.50 : 5,028,558,826,387.50 = 805,542,144,660.70 : x - Step 2: Convert to fraction form
3,352,372,554,685.50/5,028,558,826,387.50 = 805,542,144,660.70/x - Step 3: Cross multiply
3,352,372,554,685.50x = 5,028,558,826,387.50 × 805,542,144,660.70 - Step 4: Simplify right side
3,352,372,554,685.50x = 4,050,716,061,560,679,287,488,512 - Step 5: Solve for x
x = 4,050,716,061,560,679,287,488,512/3,352,372,554,685.50 - Step 6: Final answer
x = 1,208,313,215,635.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.