Finding the Fourth Proportional to 117,007,353.10, 175,511,029.65 and 56,541,177.10
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Solution
The fourth proportional to 117,007,353.10, 175,511,029.65 and 56,541,177.10 is: 84,811,765.65
Step by Step Solution
- Step 1: Write the proportion equation
117,007,353.10 : 175,511,029.65 = 56,541,177.10 : x - Step 2: Convert to fraction form
117,007,353.10/175,511,029.65 = 56,541,177.10/x - Step 3: Cross multiply
117,007,353.10x = 175,511,029.65 × 56,541,177.10 - Step 4: Simplify right side
117,007,353.10x = 9,923,600,210,444,002 - Step 5: Solve for x
x = 9,923,600,210,444,002/117,007,353.10 - Step 6: Final answer
x = 84,811,765.65
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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.