Finding the Fourth Proportional to 2,492,841,282.12, 3,440,202,517.54 and 1,363,784,853.13
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Solution
The fourth proportional to 2,492,841,282.12, 3,440,202,517.54 and 1,363,784,853.13 is: 1,882,067,710.75
Step by Step Solution
- Step 1: Write the proportion equation
2,492,841,282.12 : 3,440,202,517.54 = 1,363,784,853.13 : x - Step 2: Convert to fraction form
2,492,841,282.12/3,440,202,517.54 = 1,363,784,853.13/x - Step 3: Cross multiply
2,492,841,282.12x = 3,440,202,517.54 × 1,363,784,853.13 - Step 4: Simplify right side
2,492,841,282.12x = 4,691,696,085,104,327,680 - Step 5: Solve for x
x = 4,691,696,085,104,327,680/2,492,841,282.12 - Step 6: Final answer
x = 1,882,067,710.75
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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.