Finding the Fourth Proportional to 135,615,453,076.05, 203,423,179,614.08 and 41,287,651,645.65
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Solution
The fourth proportional to 135,615,453,076.05, 203,423,179,614.08 and 41,287,651,645.65 is: 61,931,477,468.48
Step by Step Solution
- Step 1: Write the proportion equation
135,615,453,076.05 : 203,423,179,614.08 = 41,287,651,645.65 : x - Step 2: Convert to fraction form
135,615,453,076.05/203,423,179,614.08 = 41,287,651,645.65/x - Step 3: Cross multiply
135,615,453,076.05x = 203,423,179,614.08 × 41,287,651,645.65 - Step 4: Simplify right side
135,615,453,076.05x = 8,398,865,376,556,625,166,336 - Step 5: Solve for x
x = 8,398,865,376,556,625,166,336/135,615,453,076.05 - Step 6: Final answer
x = 61,931,477,468.48
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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.