Finding the Fourth Proportional to 412,248,226.68, 568,906,361.53 and 224,076,963.21
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Solution
The fourth proportional to 412,248,226.68, 568,906,361.53 and 224,076,963.21 is: 309,228,279.45
Step by Step Solution
- Step 1: Write the proportion equation
412,248,226.68 : 568,906,361.53 = 224,076,963.21 : x - Step 2: Convert to fraction form
412,248,226.68/568,906,361.53 = 224,076,963.21/x - Step 3: Cross multiply
412,248,226.68x = 568,906,361.53 × 224,076,963.21 - Step 4: Simplify right side
412,248,226.68x = 127,478,809,842,996,448 - Step 5: Solve for x
x = 127,478,809,842,996,448/412,248,226.68 - Step 6: Final answer
x = 309,228,279.45
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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.