Finding the Fourth Proportional to 216,412,103.58, 323,851,875.21 and 134,569,522.14
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Solution
The fourth proportional to 216,412,103.58, 323,851,875.21 and 134,569,522.14 is: 201,377,794.36
Step by Step Solution
- Step 1: Write the proportion equation
216,412,103.58 : 323,851,875.21 = 134,569,522.14 : x - Step 2: Convert to fraction form
216,412,103.58/323,851,875.21 = 134,569,522.14/x - Step 3: Cross multiply
216,412,103.58x = 323,851,875.21 × 134,569,522.14 - Step 4: Simplify right side
216,412,103.58x = 43,580,592,091,152,608 - Step 5: Solve for x
x = 43,580,592,091,152,608/216,412,103.58 - Step 6: Final answer
x = 201,377,794.36
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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.