Finding the Fourth Proportional to 189,489,934.20, 284,262,014.99 and 58,343,306.13
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Solution
The fourth proportional to 189,489,934.20, 284,262,014.99 and 58,343,306.13 is: 87,523,307.40
Step by Step Solution
- Step 1: Write the proportion equation
189,489,934.20 : 284,262,014.99 = 58,343,306.13 : x - Step 2: Convert to fraction form
189,489,934.20/284,262,014.99 = 58,343,306.13/x - Step 3: Cross multiply
189,489,934.20x = 284,262,014.99 × 58,343,306.13 - Step 4: Simplify right side
189,489,934.20x = 16,584,785,759,979,194 - Step 5: Solve for x
x = 16,584,785,759,979,194/189,489,934.20 - Step 6: Final answer
x = 87,523,307.40
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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.