Finding the Fourth Proportional to 610,173,037.40, 915,259,556.10 and 201,207,536.60
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Solution
The fourth proportional to 610,173,037.40, 915,259,556.10 and 201,207,536.60 is: 301,811,304.90
Step by Step Solution
- Step 1: Write the proportion equation
610,173,037.40 : 915,259,556.10 = 201,207,536.60 : x - Step 2: Convert to fraction form
610,173,037.40/915,259,556.10 = 201,207,536.60/x - Step 3: Cross multiply
610,173,037.40x = 915,259,556.10 × 201,207,536.60 - Step 4: Simplify right side
610,173,037.40x = 184,157,120,632,490,496 - Step 5: Solve for x
x = 184,157,120,632,490,496/610,173,037.40 - Step 6: Final answer
x = 301,811,304.90
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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.