Finding the Fourth Proportional to 354,824,146.20, 532,313,633.70 and 201,543,634.20
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Solution
The fourth proportional to 354,824,146.20, 532,313,633.70 and 201,543,634.20 is: 302,359,423.45
Step by Step Solution
- Step 1: Write the proportion equation
354,824,146.20 : 532,313,633.70 = 201,543,634.20 : x - Step 2: Convert to fraction form
354,824,146.20/532,313,633.70 = 201,543,634.20/x - Step 3: Cross multiply
354,824,146.20x = 532,313,633.70 × 201,543,634.20 - Step 4: Simplify right side
354,824,146.20x = 107,284,424,270,105,584 - Step 5: Solve for x
x = 107,284,424,270,105,584/354,824,146.20 - Step 6: Final answer
x = 302,359,423.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.