Finding the Fourth Proportional to 124,416,740.40, 186,625,110.60 and 122,401,201.20
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Solution
The fourth proportional to 124,416,740.40, 186,625,110.60 and 122,401,201.20 is: 183,601,801.80
Step by Step Solution
- Step 1: Write the proportion equation
124,416,740.40 : 186,625,110.60 = 122,401,201.20 : x - Step 2: Convert to fraction form
124,416,740.40/186,625,110.60 = 122,401,201.20/x - Step 3: Cross multiply
124,416,740.40x = 186,625,110.60 × 122,401,201.20 - Step 4: Simplify right side
124,416,740.40x = 22,843,137,711,522,852 - Step 5: Solve for x
x = 22,843,137,711,522,852/124,416,740.40 - Step 6: Final answer
x = 183,601,801.80
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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.