Finding the Fourth Proportional to 204,831,125.70, 307,246,688.55 and 204,831,125.70
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Solution
The fourth proportional to 204,831,125.70, 307,246,688.55 and 204,831,125.70 is: 307,246,688.55
Step by Step Solution
- Step 1: Write the proportion equation
204,831,125.70 : 307,246,688.55 = 204,831,125.70 : x - Step 2: Convert to fraction form
204,831,125.70/307,246,688.55 = 204,831,125.70/x - Step 3: Cross multiply
204,831,125.70x = 307,246,688.55 × 204,831,125.70 - Step 4: Simplify right side
204,831,125.70x = 62,933,685,083,293,800 - Step 5: Solve for x
x = 62,933,685,083,293,800/204,831,125.70 - Step 6: Final answer
x = 307,246,688.55
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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.