Finding the Fourth Proportional to 1,524,521,669.67, 2,102,653,784.97 and 1,102,717,612.27
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Solution
The fourth proportional to 1,524,521,669.67, 2,102,653,784.97 and 1,102,717,612.27 is: 1,520,892,360.74
Step by Step Solution
- Step 1: Write the proportion equation
1,524,521,669.67 : 2,102,653,784.97 = 1,102,717,612.27 : x - Step 2: Convert to fraction form
1,524,521,669.67/2,102,653,784.97 = 1,102,717,612.27/x - Step 3: Cross multiply
1,524,521,669.67x = 2,102,653,784.97 × 1,102,717,612.27 - Step 4: Simplify right side
1,524,521,669.67x = 2,318,633,361,187,082,752 - Step 5: Solve for x
x = 2,318,633,361,187,082,752/1,524,521,669.67 - Step 6: Final answer
x = 1,520,892,360.74
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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.