Finding the Fourth Proportional to 87,604,519,899.92, 131,405,343,850.70 and 27,912,371,280.96
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Solution
The fourth proportional to 87,604,519,899.92, 131,405,343,850.70 and 27,912,371,280.96 is: 41,868,099,386.35
Step by Step Solution
- Step 1: Write the proportion equation
87,604,519,899.92 : 131,405,343,850.70 = 27,912,371,280.96 : x - Step 2: Convert to fraction form
87,604,519,899.92/131,405,343,850.70 = 27,912,371,280.96/x - Step 3: Cross multiply
87,604,519,899.92x = 131,405,343,850.70 × 27,912,371,280.96 - Step 4: Simplify right side
87,604,519,899.92x = 3,667,834,745,862,952,058,880 - Step 5: Solve for x
x = 3,667,834,745,862,952,058,880/87,604,519,899.92 - Step 6: Final answer
x = 41,868,099,386.35
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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.