Finding the Fourth Proportional to 2,177,894,793,582.60, 3,005,758,363,446.40 and 1,239,544,091,775
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Solution
The fourth proportional to 2,177,894,793,582.60, 3,005,758,363,446.40 and 1,239,544,091,775 is: 1,710,720,844,593.44
Step by Step Solution
- Step 1: Write the proportion equation
2,177,894,793,582.60 : 3,005,758,363,446.40 = 1,239,544,091,775 : x - Step 2: Convert to fraction form
2,177,894,793,582.60/3,005,758,363,446.40 = 1,239,544,091,775/x - Step 3: Cross multiply
2,177,894,793,582.60x = 3,005,758,363,446.40 × 1,239,544,091,775 - Step 4: Simplify right side
2,177,894,793,582.60x = 3,725,770,020,713,278,231,019,520 - Step 5: Solve for x
x = 3,725,770,020,713,278,231,019,520/2,177,894,793,582.60 - Step 6: Final answer
x = 1,710,720,844,593.44
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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.