Finding the Fourth Proportional to 259,089,261.03, 357,542,661.86 and 147,580,059.62
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Solution
The fourth proportional to 259,089,261.03, 357,542,661.86 and 147,580,059.62 is: 203,660,187.01
Step by Step Solution
- Step 1: Write the proportion equation
259,089,261.03 : 357,542,661.86 = 147,580,059.62 : x - Step 2: Convert to fraction form
259,089,261.03/357,542,661.86 = 147,580,059.62/x - Step 3: Cross multiply
259,089,261.03x = 357,542,661.86 × 147,580,059.62 - Step 4: Simplify right side
259,089,261.03x = 52,766,167,353,992,304 - Step 5: Solve for x
x = 52,766,167,353,992,304/259,089,261.03 - Step 6: Final answer
x = 203,660,187.01
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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.