Finding the Fourth Proportional to 743,276,757.98, 1,114,842,944.09 and 225,711,682.49
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Solution
The fourth proportional to 743,276,757.98, 1,114,842,944.09 and 225,711,682.49 is: 338,545,600.84
Step by Step Solution
- Step 1: Write the proportion equation
743,276,757.98 : 1,114,842,944.09 = 225,711,682.49 : x - Step 2: Convert to fraction form
743,276,757.98/1,114,842,944.09 = 225,711,682.49/x - Step 3: Cross multiply
743,276,757.98x = 1,114,842,944.09 × 225,711,682.49 - Step 4: Simplify right side
743,276,757.98x = 251,633,076,615,956,160 - Step 5: Solve for x
x = 251,633,076,615,956,160/743,276,757.98 - Step 6: Final answer
x = 338,545,600.84
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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.