Finding the Fourth Proportional to 1,419,484,093.82, 2,129,699,178.58 and 894,246,818.67
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Solution
The fourth proportional to 1,419,484,093.82, 2,129,699,178.58 and 894,246,818.67 is: 1,341,668,232.47
Step by Step Solution
- Step 1: Write the proportion equation
1,419,484,093.82 : 2,129,699,178.58 = 894,246,818.67 : x - Step 2: Convert to fraction form
1,419,484,093.82/2,129,699,178.58 = 894,246,818.67/x - Step 3: Cross multiply
1,419,484,093.82x = 2,129,699,178.58 × 894,246,818.67 - Step 4: Simplify right side
1,419,484,093.82x = 1,904,476,715,169,276,928 - Step 5: Solve for x
x = 1,904,476,715,169,276,928/1,419,484,093.82 - Step 6: Final answer
x = 1,341,668,232.47
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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.