Finding the Fourth Proportional to 314,571,861.20, 471,857,791.80 and 192,127,854.80
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Solution
The fourth proportional to 314,571,861.20, 471,857,791.80 and 192,127,854.80 is: 288,191,782.20
Step by Step Solution
- Step 1: Write the proportion equation
314,571,861.20 : 471,857,791.80 = 192,127,854.80 : x - Step 2: Convert to fraction form
314,571,861.20/471,857,791.80 = 192,127,854.80/x - Step 3: Cross multiply
314,571,861.20x = 471,857,791.80 × 192,127,854.80 - Step 4: Simplify right side
314,571,861.20x = 90,657,025,309,199,040 - Step 5: Solve for x
x = 90,657,025,309,199,040/314,571,861.20 - Step 6: Final answer
x = 288,191,782.20
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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.