Finding the Fourth Proportional to 248,936,357.40, 373,404,536.10 and 134,145,101.40
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Solution
The fourth proportional to 248,936,357.40, 373,404,536.10 and 134,145,101.40 is: 201,217,652.10
Step by Step Solution
- Step 1: Write the proportion equation
248,936,357.40 : 373,404,536.10 = 134,145,101.40 : x - Step 2: Convert to fraction form
248,936,357.40/373,404,536.10 = 134,145,101.40/x - Step 3: Cross multiply
248,936,357.40x = 373,404,536.10 × 134,145,101.40 - Step 4: Simplify right side
248,936,357.40x = 50,090,389,358,354,464 - Step 5: Solve for x
x = 50,090,389,358,354,464/248,936,357.40 - Step 6: Final answer
x = 201,217,652.10
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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.