Finding the Fourth Proportional to 7,753,753,688, 11,634,013,514.28 and 2,715,226,462.08
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Solution
The fourth proportional to 7,753,753,688, 11,634,013,514.28 and 2,715,226,462.08 is: 4,074,024,353.27
Step by Step Solution
- Step 1: Write the proportion equation
7,753,753,688 : 11,634,013,514.28 = 2,715,226,462.08 : x - Step 2: Convert to fraction form
7,753,753,688/11,634,013,514.28 = 2,715,226,462.08/x - Step 3: Cross multiply
7,753,753,688x = 11,634,013,514.28 × 2,715,226,462.08 - Step 4: Simplify right side
7,753,753,688x = 31,588,981,354,169,393,152 - Step 5: Solve for x
x = 31,588,981,354,169,393,152/7,753,753,688 - Step 6: Final answer
x = 4,074,024,353.27
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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.