Finding the Fourth Proportional to 434,532,587.97, 599,670,740.34 and 248,929,475.88
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Solution
The fourth proportional to 434,532,587.97, 599,670,740.34 and 248,929,475.88 is: 343,531,710.22
Step by Step Solution
- Step 1: Write the proportion equation
434,532,587.97 : 599,670,740.34 = 248,929,475.88 : x - Step 2: Convert to fraction form
434,532,587.97/599,670,740.34 = 248,929,475.88/x - Step 3: Cross multiply
434,532,587.97x = 599,670,740.34 × 248,929,475.88 - Step 4: Simplify right side
434,532,587.97x = 149,275,723,093,407,776 - Step 5: Solve for x
x = 149,275,723,093,407,776/434,532,587.97 - Step 6: Final answer
x = 343,531,710.22
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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.