Finding the Fourth Proportional to 269,895,206.30, 372,177,013.11 and 230,866,191.26
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Solution
The fourth proportional to 269,895,206.30, 372,177,013.11 and 230,866,191.26 is: 318,357,227.12
Step by Step Solution
- Step 1: Write the proportion equation
269,895,206.30 : 372,177,013.11 = 230,866,191.26 : x - Step 2: Convert to fraction form
269,895,206.30/372,177,013.11 = 230,866,191.26/x - Step 3: Cross multiply
269,895,206.30x = 372,177,013.11 × 230,866,191.26 - Step 4: Simplify right side
269,895,206.30x = 85,923,089,491,228,784 - Step 5: Solve for x
x = 85,923,089,491,228,784/269,895,206.30 - Step 6: Final answer
x = 318,357,227.12
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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.