Finding the Fourth Proportional to 3,149,750,590.68, 4,721,325,647.66 and 1,467,649,273.12
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Solution
The fourth proportional to 3,149,750,590.68, 4,721,325,647.66 and 1,467,649,273.12 is: 2,199,936,139.53
Step by Step Solution
- Step 1: Write the proportion equation
3,149,750,590.68 : 4,721,325,647.66 = 1,467,649,273.12 : x - Step 2: Convert to fraction form
3,149,750,590.68/4,721,325,647.66 = 1,467,649,273.12/x - Step 3: Cross multiply
3,149,750,590.68x = 4,721,325,647.66 × 1,467,649,273.12 - Step 4: Simplify right side
3,149,750,590.68x = 6,929,250,154,937,300,992 - Step 5: Solve for x
x = 6,929,250,154,937,300,992/3,149,750,590.68 - Step 6: Final answer
x = 2,199,936,139.53
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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.