Finding the Fourth Proportional to 173,101,176.21, 259,239,585.87 and 100,164,245.07
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Solution
The fourth proportional to 173,101,176.21, 259,239,585.87 and 100,164,245.07 is: 150,007,862.33
Step by Step Solution
- Step 1: Write the proportion equation
173,101,176.21 : 259,239,585.87 = 100,164,245.07 : x - Step 2: Convert to fraction form
173,101,176.21/259,239,585.87 = 100,164,245.07/x - Step 3: Cross multiply
173,101,176.21x = 259,239,585.87 × 100,164,245.07 - Step 4: Simplify right side
173,101,176.21x = 25,966,537,410,927,988 - Step 5: Solve for x
x = 25,966,537,410,927,988/173,101,176.21 - Step 6: Final answer
x = 150,007,862.33
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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.