Finding the Fourth Proportional to 165,401,850.60, 248,102,775.90 and 110,982,292.20
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Solution
The fourth proportional to 165,401,850.60, 248,102,775.90 and 110,982,292.20 is: 166,473,438.30
Step by Step Solution
- Step 1: Write the proportion equation
165,401,850.60 : 248,102,775.90 = 110,982,292.20 : x - Step 2: Convert to fraction form
165,401,850.60/248,102,775.90 = 110,982,292.20/x - Step 3: Cross multiply
165,401,850.60x = 248,102,775.90 × 110,982,292.20 - Step 4: Simplify right side
165,401,850.60x = 27,535,014,770,564,920 - Step 5: Solve for x
x = 27,535,014,770,564,920/165,401,850.60 - Step 6: Final answer
x = 166,473,438.30
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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.