Finding the Fourth Proportional to 2,302,019,974.80, 3,453,029,962.20 and 848,564,269.20
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Solution
The fourth proportional to 2,302,019,974.80, 3,453,029,962.20 and 848,564,269.20 is: 1,272,846,403.80
Step by Step Solution
- Step 1: Write the proportion equation
2,302,019,974.80 : 3,453,029,962.20 = 848,564,269.20 : x - Step 2: Convert to fraction form
2,302,019,974.80/3,453,029,962.20 = 848,564,269.20/x - Step 3: Cross multiply
2,302,019,974.80x = 3,453,029,962.20 × 848,564,269.20 - Step 4: Simplify right side
2,302,019,974.80x = 2,930,117,846,399,946,752 - Step 5: Solve for x
x = 2,930,117,846,399,946,752/2,302,019,974.80 - Step 6: Final answer
x = 1,272,846,403.80
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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.