Finding the Fourth Proportional to 167,882,335.53, 231,678,542.06 and 97,359,758.68
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Solution
The fourth proportional to 167,882,335.53, 231,678,542.06 and 97,359,758.68 is: 134,356,999.95
Step by Step Solution
- Step 1: Write the proportion equation
167,882,335.53 : 231,678,542.06 = 97,359,758.68 : x - Step 2: Convert to fraction form
167,882,335.53/231,678,542.06 = 97,359,758.68/x - Step 3: Cross multiply
167,882,335.53x = 231,678,542.06 × 97,359,758.68 - Step 4: Simplify right side
167,882,335.53x = 22,556,166,946,576,492 - Step 5: Solve for x
x = 22,556,166,946,576,492/167,882,335.53 - Step 6: Final answer
x = 134,356,999.95
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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.