Finding the Fourth Proportional to 2,072,829,581.75, 2,860,504,611.55 and 1,133,035,976.76
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Solution
The fourth proportional to 2,072,829,581.75, 2,860,504,611.55 and 1,133,035,976.76 is: 1,563,589,532.45
Step by Step Solution
- Step 1: Write the proportion equation
2,072,829,581.75 : 2,860,504,611.55 = 1,133,035,976.76 : x - Step 2: Convert to fraction form
2,072,829,581.75/2,860,504,611.55 = 1,133,035,976.76/x - Step 3: Cross multiply
2,072,829,581.75x = 2,860,504,611.55 × 1,133,035,976.76 - Step 4: Simplify right side
2,072,829,581.75x = 3,241,054,636,568,373,760 - Step 5: Solve for x
x = 3,241,054,636,568,373,760/2,072,829,581.75 - Step 6: Final answer
x = 1,563,589,532.45
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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.