Finding the Fourth Proportional to 7,863,216,553.56, 11,794,868,923.26 and 2,622,810,377.40
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Solution
The fourth proportional to 7,863,216,553.56, 11,794,868,923.26 and 2,622,810,377.40 is: 3,934,230,273.49
Step by Step Solution
- Step 1: Write the proportion equation
7,863,216,553.56 : 11,794,868,923.26 = 2,622,810,377.40 : x - Step 2: Convert to fraction form
7,863,216,553.56/11,794,868,923.26 = 2,622,810,377.40/x - Step 3: Cross multiply
7,863,216,553.56x = 11,794,868,923.26 × 2,622,810,377.40 - Step 4: Simplify right side
7,863,216,553.56x = 30,935,704,611,999,092,736 - Step 5: Solve for x
x = 30,935,704,611,999,092,736/7,863,216,553.56 - Step 6: Final answer
x = 3,934,230,273.49
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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.