Finding the Fourth Proportional to 2,450,336,842.30, 3,381,750,719.58 and 1,393,223,207.90
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Solution
The fourth proportional to 2,450,336,842.30, 3,381,750,719.58 and 1,393,223,207.90 is: 1,922,810,572.21
Step by Step Solution
- Step 1: Write the proportion equation
2,450,336,842.30 : 3,381,750,719.58 = 1,393,223,207.90 : x - Step 2: Convert to fraction form
2,450,336,842.30/3,381,750,719.58 = 1,393,223,207.90/x - Step 3: Cross multiply
2,450,336,842.30x = 3,381,750,719.58 × 1,393,223,207.90 - Step 4: Simplify right side
2,450,336,842.30x = 4,711,533,585,851,380,736 - Step 5: Solve for x
x = 4,711,533,585,851,380,736/2,450,336,842.30 - Step 6: Final answer
x = 1,922,810,572.21
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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.