Finding the Fourth Proportional to 230,924,152.67, 318,672,794.20 and 125,074,936.42
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Solution
The fourth proportional to 230,924,152.67, 318,672,794.20 and 125,074,936.42 is: 172,602,038.43
Step by Step Solution
- Step 1: Write the proportion equation
230,924,152.67 : 318,672,794.20 = 125,074,936.42 : x - Step 2: Convert to fraction form
230,924,152.67/318,672,794.20 = 125,074,936.42/x - Step 3: Cross multiply
230,924,152.67x = 318,672,794.20 × 125,074,936.42 - Step 4: Simplify right side
230,924,152.67x = 39,857,979,473,036,056 - Step 5: Solve for x
x = 39,857,979,473,036,056/230,924,152.67 - Step 6: Final answer
x = 172,602,038.43
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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.