Finding the Fourth Proportional to 3,106,176,573.05, 4,659,920,026.69 and 1,007,489,990.23
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Solution
The fourth proportional to 3,106,176,573.05, 4,659,920,026.69 and 1,007,489,990.23 is: 1,511,447,489.13
Step by Step Solution
- Step 1: Write the proportion equation
3,106,176,573.05 : 4,659,920,026.69 = 1,007,489,990.23 : x - Step 2: Convert to fraction form
3,106,176,573.05/4,659,920,026.69 = 1,007,489,990.23/x - Step 3: Cross multiply
3,106,176,573.05x = 4,659,920,026.69 × 1,007,489,990.23 - Step 4: Simplify right side
3,106,176,573.05x = 4,694,822,782,145,902,592 - Step 5: Solve for x
x = 4,694,822,782,145,902,592/3,106,176,573.05 - Step 6: Final answer
x = 1,511,447,489.13
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1.5x scale
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.