Finding the Fourth Proportional to 7,261,974,205.20, 10,876,836,994.20 and 5,972,029,117.20
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Solution
The fourth proportional to 7,261,974,205.20, 10,876,836,994.20 and 5,972,029,117.20 is: 8,944,783,525.38
Step by Step Solution
- Step 1: Write the proportion equation
7,261,974,205.20 : 10,876,836,994.20 = 5,972,029,117.20 : x - Step 2: Convert to fraction form
7,261,974,205.20/10,876,836,994.20 = 5,972,029,117.20/x - Step 3: Cross multiply
7,261,974,205.20x = 10,876,836,994.20 × 5,972,029,117.20 - Step 4: Simplify right side
7,261,974,205.20x = 64,956,787,232,400,531,456 - Step 5: Solve for x
x = 64,956,787,232,400,531,456/7,261,974,205.20 - Step 6: Final answer
x = 8,944,783,525.38
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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.