Finding the Fourth Proportional to 83,436,409.80, 125,207,758.80 and 48,892,744.80
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Solution
The fourth proportional to 83,436,409.80, 125,207,758.80 and 48,892,744.80 is: 73,370,259.01
Step by Step Solution
- Step 1: Write the proportion equation
83,436,409.80 : 125,207,758.80 = 48,892,744.80 : x - Step 2: Convert to fraction form
83,436,409.80/125,207,758.80 = 48,892,744.80/x - Step 3: Cross multiply
83,436,409.80x = 125,207,758.80 × 48,892,744.80 - Step 4: Simplify right side
83,436,409.80x = 6,121,750,997,988,354 - Step 5: Solve for x
x = 6,121,750,997,988,354/83,436,409.80 - Step 6: Final answer
x = 73,370,259.01
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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.