Finding the Fourth Proportional to 1,516,532,582,104, 2,092,814,458,309.60 and 831,405,597,747.67
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Solution
The fourth proportional to 1,516,532,582,104, 2,092,814,458,309.60 and 831,405,597,747.67 is: 1,147,339,448,039.99
Step by Step Solution
- Step 1: Write the proportion equation
1,516,532,582,104 : 2,092,814,458,309.60 = 831,405,597,747.67 : x - Step 2: Convert to fraction form
1,516,532,582,104/2,092,814,458,309.60 = 831,405,597,747.67/x - Step 3: Cross multiply
1,516,532,582,104x = 2,092,814,458,309.60 × 831,405,597,747.67 - Step 4: Simplify right side
1,516,532,582,104x = 1,739,977,655,685,859,478,863,872 - Step 5: Solve for x
x = 1,739,977,655,685,859,478,863,872/1,516,532,582,104 - Step 6: Final answer
x = 1,147,339,448,039.99
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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.