Finding the Fourth Proportional to 3,734,109,202.95, 5,153,364,449.60 and 2,126,632,167.05
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Solution
The fourth proportional to 3,734,109,202.95, 5,153,364,449.60 and 2,126,632,167.05 is: 2,934,919,685.36
Step by Step Solution
- Step 1: Write the proportion equation
3,734,109,202.95 : 5,153,364,449.60 = 2,126,632,167.05 : x - Step 2: Convert to fraction form
3,734,109,202.95/5,153,364,449.60 = 2,126,632,167.05/x - Step 3: Cross multiply
3,734,109,202.95x = 5,153,364,449.60 × 2,126,632,167.05 - Step 4: Simplify right side
3,734,109,202.95x = 10,959,310,607,014,879,232 - Step 5: Solve for x
x = 10,959,310,607,014,879,232/3,734,109,202.95 - Step 6: Final answer
x = 2,934,919,685.36
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1.5x scale
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.