Finding the Fourth Proportional to 3,721,449,590.92, 5,135,634,873.06 and 2,050,758,517.48
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Solution
The fourth proportional to 3,721,449,590.92, 5,135,634,873.06 and 2,050,758,517.48 is: 2,830,065,731.45
Step by Step Solution
- Step 1: Write the proportion equation
3,721,449,590.92 : 5,135,634,873.06 = 2,050,758,517.48 : x - Step 2: Convert to fraction form
3,721,449,590.92/5,135,634,873.06 = 2,050,758,517.48/x - Step 3: Cross multiply
3,721,449,590.92x = 5,135,634,873.06 × 2,050,758,517.48 - Step 4: Simplify right side
3,721,449,590.92x = 10,531,946,958,595,115,008 - Step 5: Solve for x
x = 10,531,946,958,595,115,008/3,721,449,590.92 - Step 6: Final answer
x = 2,830,065,731.45
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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.