Finding the Fourth Proportional to 159,576,187.04, 239,364,346.08 and 38,407,639.04
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Solution
The fourth proportional to 159,576,187.04, 239,364,346.08 and 38,407,639.04 is: 57,611,474.33
Step by Step Solution
- Step 1: Write the proportion equation
159,576,187.04 : 239,364,346.08 = 38,407,639.04 : x - Step 2: Convert to fraction form
159,576,187.04/239,364,346.08 = 38,407,639.04/x - Step 3: Cross multiply
159,576,187.04x = 239,364,346.08 × 38,407,639.04 - Step 4: Simplify right side
159,576,187.04x = 9,193,419,403,286,280 - Step 5: Solve for x
x = 9,193,419,403,286,280/159,576,187.04 - Step 6: Final answer
x = 57,611,474.33
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1.5x scale
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.