Finding the Fourth Proportional to 173,840,257,423.70, 260,760,386,135.55 and 168,942,497,167.70
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Solution
The fourth proportional to 173,840,257,423.70, 260,760,386,135.55 and 168,942,497,167.70 is: 253,413,745,751.55
Step by Step Solution
- Step 1: Write the proportion equation
173,840,257,423.70 : 260,760,386,135.55 = 168,942,497,167.70 : x - Step 2: Convert to fraction form
173,840,257,423.70/260,760,386,135.55 = 168,942,497,167.70/x - Step 3: Cross multiply
173,840,257,423.70x = 260,760,386,135.55 × 168,942,497,167.70 - Step 4: Simplify right side
173,840,257,423.70x = 44,053,510,796,153,513,312,256 - Step 5: Solve for x
x = 44,053,510,796,153,513,312,256/173,840,257,423.70 - Step 6: Final answer
x = 253,413,745,751.55
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1.5x scale
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.