Finding the Fourth Proportional to 3,891,498,390,832.40, 5,838,219,844,042.40 and 2,746,366,505,454
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Solution
The fourth proportional to 3,891,498,390,832.40, 5,838,219,844,042.40 and 2,746,366,505,454 is: 4,120,235,914,507.28
Step by Step Solution
- Step 1: Write the proportion equation
3,891,498,390,832.40 : 5,838,219,844,042.40 = 2,746,366,505,454 : x - Step 2: Convert to fraction form
3,891,498,390,832.40/5,838,219,844,042.40 = 2,746,366,505,454/x - Step 3: Cross multiply
3,891,498,390,832.40x = 5,838,219,844,042.40 × 2,746,366,505,454 - Step 4: Simplify right side
3,891,498,390,832.40x = 16,033,891,431,154,924,740,673,536 - Step 5: Solve for x
x = 16,033,891,431,154,924,740,673,536/3,891,498,390,832.40 - Step 6: Final answer
x = 4,120,235,914,507.28
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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.