Finding the Fourth Proportional to 112,171,560.14, 168,553,249.52 and 60,394,444.49
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Solution
The fourth proportional to 112,171,560.14, 168,553,249.52 and 60,394,444.49 is: 90,750,987.67
Step by Step Solution
- Step 1: Write the proportion equation
112,171,560.14 : 168,553,249.52 = 60,394,444.49 : x - Step 2: Convert to fraction form
112,171,560.14/168,553,249.52 = 60,394,444.49/x - Step 3: Cross multiply
112,171,560.14x = 168,553,249.52 × 60,394,444.49 - Step 4: Simplify right side
112,171,560.14x = 10,179,679,871,864,170 - Step 5: Solve for x
x = 10,179,679,871,864,170/112,171,560.14 - Step 6: Final answer
x = 90,750,987.67
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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.