Finding the Fourth Proportional to 273,276,782.79, 409,585,835.25 and 125,520,449.13
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Solution
The fourth proportional to 273,276,782.79, 409,585,835.25 and 125,520,449.13 is: 188,129,402.99
Step by Step Solution
- Step 1: Write the proportion equation
273,276,782.79 : 409,585,835.25 = 125,520,449.13 : x - Step 2: Convert to fraction form
273,276,782.79/409,585,835.25 = 125,520,449.13/x - Step 3: Cross multiply
273,276,782.79x = 409,585,835.25 × 125,520,449.13 - Step 4: Simplify right side
273,276,782.79x = 51,411,397,997,866,184 - Step 5: Solve for x
x = 51,411,397,997,866,184/273,276,782.79 - Step 6: Final answer
x = 188,129,402.99
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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.