Finding the Fourth Proportional to 8,211,821,776.50, 11,332,536,877.71 and 4,644,062,202
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Solution
The fourth proportional to 8,211,821,776.50, 11,332,536,877.71 and 4,644,062,202 is: 6,408,931,854.46
Step by Step Solution
- Step 1: Write the proportion equation
8,211,821,776.50 : 11,332,536,877.71 = 4,644,062,202 : x - Step 2: Convert to fraction form
8,211,821,776.50/11,332,536,877.71 = 4,644,062,202/x - Step 3: Cross multiply
8,211,821,776.50x = 11,332,536,877.71 × 4,644,062,202 - Step 4: Simplify right side
8,211,821,776.50x = 52,629,006,166,544,105,472 - Step 5: Solve for x
x = 52,629,006,166,544,105,472/8,211,821,776.50 - Step 6: Final answer
x = 6,408,931,854.46
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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.