Finding the Fourth Proportional to 117,727,992,021.08, 176,591,988,031.61 and 117,727,992,021.08
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Solution
The fourth proportional to 117,727,992,021.08, 176,591,988,031.61 and 117,727,992,021.08 is: 176,591,988,031.61
Step by Step Solution
- Step 1: Write the proportion equation
117,727,992,021.08 : 176,591,988,031.61 = 117,727,992,021.08 : x - Step 2: Convert to fraction form
117,727,992,021.08/176,591,988,031.61 = 117,727,992,021.08/x - Step 3: Cross multiply
117,727,992,021.08x = 176,591,988,031.61 × 117,727,992,021.08 - Step 4: Simplify right side
117,727,992,021.08x = 20,789,820,157,972,034,093,056 - Step 5: Solve for x
x = 20,789,820,157,972,034,093,056/117,727,992,021.08 - Step 6: Final answer
x = 176,591,988,031.61
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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.