Finding the Third Proportional to 87,271,069 and 130,149,809
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Solution
The third proportional to 87,271,069 and 130,149,809 is: 194,096,084.50
Step by Step Solution
- Step 1: Write the proportion equation
87,271,069 : 130,149,809 = 130,149,809 : x - Step 2: Convert to fraction form
87,271,069/130,149,809 = 130,149,809/x - Step 3: Cross multiply
87,271,069x = 130,149,809 × 130,149,809 - Step 4: Simplify right side
87,271,069x = 16,938,972,782,736,480 - Step 5: Solve for x
x = 16,938,972,782,736,480/87,271,069 - Step 6: Final answer
x = 194,096,084.50
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.