Finding the Fourth Proportional to 212,593,171.24, 293,378,579.94 and 114,808,027.24
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Solution
The fourth proportional to 212,593,171.24, 293,378,579.94 and 114,808,027.24 is: 158,435,079.55
Step by Step Solution
- Step 1: Write the proportion equation
212,593,171.24 : 293,378,579.94 = 114,808,027.24 : x - Step 2: Convert to fraction form
212,593,171.24/293,378,579.94 = 114,808,027.24/x - Step 3: Cross multiply
212,593,171.24x = 293,378,579.94 × 114,808,027.24 - Step 4: Simplify right side
212,593,171.24x = 33,682,215,997,384,036 - Step 5: Solve for x
x = 33,682,215,997,384,036/212,593,171.24 - Step 6: Final answer
x = 158,435,079.55
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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.