Finding the Fourth Proportional to 237,307,431,162.12, 327,512,329,855.16 and 140,963,898,267.08
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Solution
The fourth proportional to 237,307,431,162.12, 327,512,329,855.16 and 140,963,898,267.08 is: 194,546,856,458.86
Step by Step Solution
- Step 1: Write the proportion equation
237,307,431,162.12 : 327,512,329,855.16 = 140,963,898,267.08 : x - Step 2: Convert to fraction form
237,307,431,162.12/327,512,329,855.16 = 140,963,898,267.08/x - Step 3: Cross multiply
237,307,431,162.12x = 327,512,329,855.16 × 140,963,898,267.08 - Step 4: Simplify right side
237,307,431,162.12x = 46,167,414,746,917,109,760,000 - Step 5: Solve for x
x = 46,167,414,746,917,109,760,000/237,307,431,162.12 - Step 6: Final answer
x = 194,546,856,458.86
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1.5x scale
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.