Finding the Fourth Proportional to 189,292,801.70, 283,939,202.55 and 189,292,801.70
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Solution
The fourth proportional to 189,292,801.70, 283,939,202.55 and 189,292,801.70 is: 283,939,202.55
Step by Step Solution
- Step 1: Write the proportion equation
189,292,801.70 : 283,939,202.55 = 189,292,801.70 : x - Step 2: Convert to fraction form
189,292,801.70/283,939,202.55 = 189,292,801.70/x - Step 3: Cross multiply
189,292,801.70x = 283,939,202.55 × 189,292,801.70 - Step 4: Simplify right side
189,292,801.70x = 53,747,647,163,153,280 - Step 5: Solve for x
x = 53,747,647,163,153,280/189,292,801.70 - Step 6: Final answer
x = 283,939,202.55
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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.