Finding the Fourth Proportional to 240,599,025.92, 332,017,765.08 and 130,588,376.96
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Solution
The fourth proportional to 240,599,025.92, 332,017,765.08 and 130,588,376.96 is: 180,207,134.66
Step by Step Solution
- Step 1: Write the proportion equation
240,599,025.92 : 332,017,765.08 = 130,588,376.96 : x - Step 2: Convert to fraction form
240,599,025.92/332,017,765.08 = 130,588,376.96/x - Step 3: Cross multiply
240,599,025.92x = 332,017,765.08 × 130,588,376.96 - Step 4: Simplify right side
240,599,025.92x = 43,357,661,063,683,760 - Step 5: Solve for x
x = 43,357,661,063,683,760/240,599,025.92 - Step 6: Final answer
x = 180,207,134.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.