Finding the Fourth Proportional to 276,970,847.55, 382,186,470.15 and 159,534,371.31
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Solution
The fourth proportional to 276,970,847.55, 382,186,470.15 and 159,534,371.31 is: 220,138,252.01
Step by Step Solution
- Step 1: Write the proportion equation
276,970,847.55 : 382,186,470.15 = 159,534,371.31 : x - Step 2: Convert to fraction form
276,970,847.55/382,186,470.15 = 159,534,371.31/x - Step 3: Cross multiply
276,970,847.55x = 382,186,470.15 × 159,534,371.31 - Step 4: Simplify right side
276,970,847.55x = 60,971,878,238,568,328 - Step 5: Solve for x
x = 60,971,878,238,568,328/276,970,847.55 - Step 6: Final answer
x = 220,138,252.01
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.