Finding the Fourth Proportional to 199,392,612.02, 299,194,293.50 and 141,474,594.24
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Solution
The fourth proportional to 199,392,612.02, 299,194,293.50 and 141,474,594.24 is: 212,286,658.19
Step by Step Solution
- Step 1: Write the proportion equation
199,392,612.02 : 299,194,293.50 = 141,474,594.24 : x - Step 2: Convert to fraction form
199,392,612.02/299,194,293.50 = 141,474,594.24/x - Step 3: Cross multiply
199,392,612.02x = 299,194,293.50 × 141,474,594.24 - Step 4: Simplify right side
199,392,612.02x = 42,328,391,272,937,640 - Step 5: Solve for x
x = 42,328,391,272,937,640/199,392,612.02 - Step 6: Final answer
x = 212,286,658.19
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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.