Finding the Fourth Proportional to 1,062,883,133.20, 1,594,324,699.80 and 546,322,481.20
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Solution
The fourth proportional to 1,062,883,133.20, 1,594,324,699.80 and 546,322,481.20 is: 819,483,721.80
Step by Step Solution
- Step 1: Write the proportion equation
1,062,883,133.20 : 1,594,324,699.80 = 546,322,481.20 : x - Step 2: Convert to fraction form
1,062,883,133.20/1,594,324,699.80 = 546,322,481.20/x - Step 3: Cross multiply
1,062,883,133.20x = 1,594,324,699.80 × 546,322,481.20 - Step 4: Simplify right side
1,062,883,133.20x = 871,015,425,833,181,184 - Step 5: Solve for x
x = 871,015,425,833,181,184/1,062,883,133.20 - Step 6: Final answer
x = 819,483,721.80
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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.