Finding the Fourth Proportional to 175,930,812.30, 263,896,218.45 and 48,279,996.30
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Solution
The fourth proportional to 175,930,812.30, 263,896,218.45 and 48,279,996.30 is: 72,419,994.45
Step by Step Solution
- Step 1: Write the proportion equation
175,930,812.30 : 263,896,218.45 = 48,279,996.30 : x - Step 2: Convert to fraction form
175,930,812.30/263,896,218.45 = 48,279,996.30/x - Step 3: Cross multiply
175,930,812.30x = 263,896,218.45 × 48,279,996.30 - Step 4: Simplify right side
175,930,812.30x = 12,740,908,450,349,990 - Step 5: Solve for x
x = 12,740,908,450,349,990/175,930,812.30 - Step 6: Final answer
x = 72,419,994.45
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1.5x scale
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.