Finding the Fourth Proportional to 127,914,929.70, 191,872,394.55 and 32,176,817.70
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Solution
The fourth proportional to 127,914,929.70, 191,872,394.55 and 32,176,817.70 is: 48,265,226.55
Step by Step Solution
- Step 1: Write the proportion equation
127,914,929.70 : 191,872,394.55 = 32,176,817.70 : x - Step 2: Convert to fraction form
127,914,929.70/191,872,394.55 = 32,176,817.70/x - Step 3: Cross multiply
127,914,929.70x = 191,872,394.55 × 32,176,817.70 - Step 4: Simplify right side
127,914,929.70x = 6,173,843,061,097,824 - Step 5: Solve for x
x = 6,173,843,061,097,824/127,914,929.70 - Step 6: Final answer
x = 48,265,226.55
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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.