Finding the Fourth Proportional to 174,553,249.50, 261,831,186.45 and 77,482,860.84
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Solution
The fourth proportional to 174,553,249.50, 261,831,186.45 and 77,482,860.84 is: 116,224,873.74
Step by Step Solution
- Step 1: Write the proportion equation
174,553,249.50 : 261,831,186.45 = 77,482,860.84 : x - Step 2: Convert to fraction form
174,553,249.50/261,831,186.45 = 77,482,860.84/x - Step 3: Cross multiply
174,553,249.50x = 261,831,186.45 × 77,482,860.84 - Step 4: Simplify right side
174,553,249.50x = 20,287,429,383,277,444 - Step 5: Solve for x
x = 20,287,429,383,277,444/174,553,249.50 - Step 6: Final answer
x = 116,224,873.74
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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.