Finding the Fourth Proportional to 1,062,783,177.93, 1,594,169,090.26 and 275,836,256.21
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Solution
The fourth proportional to 1,062,783,177.93, 1,594,169,090.26 and 275,836,256.21 is: 413,752,910.99
Step by Step Solution
- Step 1: Write the proportion equation
1,062,783,177.93 : 1,594,169,090.26 = 275,836,256.21 : x - Step 2: Convert to fraction form
1,062,783,177.93/1,594,169,090.26 = 275,836,256.21/x - Step 3: Cross multiply
1,062,783,177.93x = 1,594,169,090.26 × 275,836,256.21 - Step 4: Simplify right side
1,062,783,177.93x = 439,729,633,623,019,968 - Step 5: Solve for x
x = 439,729,633,623,019,968/1,062,783,177.93 - Step 6: Final answer
x = 413,752,910.99
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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.