Finding the Fourth Proportional to 1,725,485,183,472.60, 2,588,227,775,208.90 and 720,051,530,419.75
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Solution
The fourth proportional to 1,725,485,183,472.60, 2,588,227,775,208.90 and 720,051,530,419.75 is: 1,080,077,295,629.62
Step by Step Solution
- Step 1: Write the proportion equation
1,725,485,183,472.60 : 2,588,227,775,208.90 = 720,051,530,419.75 : x - Step 2: Convert to fraction form
1,725,485,183,472.60/2,588,227,775,208.90 = 720,051,530,419.75/x - Step 3: Cross multiply
1,725,485,183,472.60x = 2,588,227,775,208.90 × 720,051,530,419.75 - Step 4: Simplify right side
1,725,485,183,472.60x = 1,863,657,370,614,073,000,984,576 - Step 5: Solve for x
x = 1,863,657,370,614,073,000,984,576/1,725,485,183,472.60 - Step 6: Final answer
x = 1,080,077,295,629.62
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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.