Finding the Fourth Proportional to 734,259,485.92, 1,013,351,286.80 and 548,297,651.04
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Solution
The fourth proportional to 734,259,485.92, 1,013,351,286.80 and 548,297,651.04 is: 756,705,416.66
Step by Step Solution
- Step 1: Write the proportion equation
734,259,485.92 : 1,013,351,286.80 = 548,297,651.04 : x - Step 2: Convert to fraction form
734,259,485.92/1,013,351,286.80 = 548,297,651.04/x - Step 3: Cross multiply
734,259,485.92x = 1,013,351,286.80 × 548,297,651.04 - Step 4: Simplify right side
734,259,485.92x = 555,618,130,230,801,280 - Step 5: Solve for x
x = 555,618,130,230,801,280/734,259,485.92 - Step 6: Final answer
x = 756,705,416.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.