Finding the Fourth Proportional to 182,178,813.60, 273,268,220.40 and 164,605,831.20
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Solution
The fourth proportional to 182,178,813.60, 273,268,220.40 and 164,605,831.20 is: 246,908,746.80
Step by Step Solution
- Step 1: Write the proportion equation
182,178,813.60 : 273,268,220.40 = 164,605,831.20 : x - Step 2: Convert to fraction form
182,178,813.60/273,268,220.40 = 164,605,831.20/x - Step 3: Cross multiply
182,178,813.60x = 273,268,220.40 × 164,605,831.20 - Step 4: Simplify right side
182,178,813.60x = 44,981,542,559,486,792 - Step 5: Solve for x
x = 44,981,542,559,486,792/182,178,813.60 - Step 6: Final answer
x = 246,908,746.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.