Finding the Fourth Proportional to 186,025,792.70, 256,713,556.70 and 102,392,135.21
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Solution
The fourth proportional to 186,025,792.70, 256,713,556.70 and 102,392,135.21 is: 141,300,025.26
Step by Step Solution
- Step 1: Write the proportion equation
186,025,792.70 : 256,713,556.70 = 102,392,135.21 : x - Step 2: Convert to fraction form
186,025,792.70/256,713,556.70 = 102,392,135.21/x - Step 3: Cross multiply
186,025,792.70x = 256,713,556.70 × 102,392,135.21 - Step 4: Simplify right side
186,025,792.70x = 26,285,449,208,764,164 - Step 5: Solve for x
x = 26,285,449,208,764,164/186,025,792.70 - Step 6: Final answer
x = 141,300,025.26
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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.