Finding the Fourth Proportional to 7,192,328,480,295.90, 10,789,126,947,112 and 2,029,218,678,583.70
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Solution
The fourth proportional to 7,192,328,480,295.90, 10,789,126,947,112 and 2,029,218,678,583.70 is: 3,044,006,956,393.86
Step by Step Solution
- Step 1: Write the proportion equation
7,192,328,480,295.90 : 10,789,126,947,112 = 2,029,218,678,583.70 : x - Step 2: Convert to fraction form
7,192,328,480,295.90/10,789,126,947,112 = 2,029,218,678,583.70/x - Step 3: Cross multiply
7,192,328,480,295.90x = 10,789,126,947,112 × 2,029,218,678,583.70 - Step 4: Simplify right side
7,192,328,480,295.90x = 21,893,497,926,690,399,747,833,856 - Step 5: Solve for x
x = 21,893,497,926,690,399,747,833,856/7,192,328,480,295.90 - Step 6: Final answer
x = 3,044,006,956,393.86
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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.