Finding the Fourth Proportional to 4,006,408,696.13, 5,528,826,289.46 and 2,289,729,213.63
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Solution
The fourth proportional to 4,006,408,696.13, 5,528,826,289.46 and 2,289,729,213.63 is: 3,159,816,192.56
Step by Step Solution
- Step 1: Write the proportion equation
4,006,408,696.13 : 5,528,826,289.46 = 2,289,729,213.63 : x - Step 2: Convert to fraction form
4,006,408,696.13/5,528,826,289.46 = 2,289,729,213.63/x - Step 3: Cross multiply
4,006,408,696.13x = 5,528,826,289.46 × 2,289,729,213.63 - Step 4: Simplify right side
4,006,408,696.13x = 12,659,515,072,067,840,000 - Step 5: Solve for x
x = 12,659,515,072,067,840,000/4,006,408,696.13 - Step 6: Final answer
x = 3,159,816,192.56
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1.5x scale
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.