Finding the Fourth Proportional to 244,965,719.80, 367,448,579.70 and 216,267,905.80
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Solution
The fourth proportional to 244,965,719.80, 367,448,579.70 and 216,267,905.80 is: 324,401,858.70
Step by Step Solution
- Step 1: Write the proportion equation
244,965,719.80 : 367,448,579.70 = 216,267,905.80 : x - Step 2: Convert to fraction form
244,965,719.80/367,448,579.70 = 216,267,905.80/x - Step 3: Cross multiply
244,965,719.80x = 367,448,579.70 × 216,267,905.80 - Step 4: Simplify right side
244,965,719.80x = 79,467,334,820,903,392 - Step 5: Solve for x
x = 79,467,334,820,903,392/244,965,719.80 - Step 6: Final answer
x = 324,401,858.70
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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.