Finding the Fourth Proportional to 174,316,231.80, 261,474,347.70 and 174,316,231.80
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Solution
The fourth proportional to 174,316,231.80, 261,474,347.70 and 174,316,231.80 is: 261,474,347.70
Step by Step Solution
- Step 1: Write the proportion equation
174,316,231.80 : 261,474,347.70 = 174,316,231.80 : x - Step 2: Convert to fraction form
174,316,231.80/261,474,347.70 = 174,316,231.80/x - Step 3: Cross multiply
174,316,231.80x = 261,474,347.70 × 174,316,231.80 - Step 4: Simplify right side
174,316,231.80x = 45,579,223,003,427,000 - Step 5: Solve for x
x = 45,579,223,003,427,000/174,316,231.80 - Step 6: Final answer
x = 261,474,347.70
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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.