Finding the Fourth Proportional to 255,894,177,375.68, 353,145,065,283.48 and 141,708,798,368.73
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Solution
The fourth proportional to 255,894,177,375.68, 353,145,065,283.48 and 141,708,798,368.73 is: 195,564,288,974.42
Step by Step Solution
- Step 1: Write the proportion equation
255,894,177,375.68 : 353,145,065,283.48 = 141,708,798,368.73 : x - Step 2: Convert to fraction form
255,894,177,375.68/353,145,065,283.48 = 141,708,798,368.73/x - Step 3: Cross multiply
255,894,177,375.68x = 353,145,065,283.48 × 141,708,798,368.73 - Step 4: Simplify right side
255,894,177,375.68x = 50,043,762,851,168,659,701,760 - Step 5: Solve for x
x = 50,043,762,851,168,659,701,760/255,894,177,375.68 - Step 6: Final answer
x = 195,564,288,974.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.