Finding the Fourth Proportional to 159,529,575.60, 239,294,363.40 and 136,571,324.40
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Solution
The fourth proportional to 159,529,575.60, 239,294,363.40 and 136,571,324.40 is: 204,856,986.60
Step by Step Solution
- Step 1: Write the proportion equation
159,529,575.60 : 239,294,363.40 = 136,571,324.40 : x - Step 2: Convert to fraction form
159,529,575.60/239,294,363.40 = 136,571,324.40/x - Step 3: Cross multiply
159,529,575.60x = 239,294,363.40 × 136,571,324.40 - Step 4: Simplify right side
159,529,575.60x = 32,680,748,130,992,888 - Step 5: Solve for x
x = 32,680,748,130,992,888/159,529,575.60 - Step 6: Final answer
x = 204,856,986.60
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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.