Finding the Fourth Proportional to 3,392,273,302.40, 5,084,630,817.60 and 1,321,306,774.40
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Solution
The fourth proportional to 3,392,273,302.40, 5,084,630,817.60 and 1,321,306,774.40 is: 1,980,488,169.94
Step by Step Solution
- Step 1: Write the proportion equation
3,392,273,302.40 : 5,084,630,817.60 = 1,321,306,774.40 : x - Step 2: Convert to fraction form
3,392,273,302.40/5,084,630,817.60 = 1,321,306,774.40/x - Step 3: Cross multiply
3,392,273,302.40x = 5,084,630,817.60 × 1,321,306,774.40 - Step 4: Simplify right side
3,392,273,302.40x = 6,718,357,144,617,891,840 - Step 5: Solve for x
x = 6,718,357,144,617,891,840/3,392,273,302.40 - Step 6: Final answer
x = 1,980,488,169.94
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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.