Finding the Fourth Proportional to 2,177,894,793,583.60, 3,005,758,363,447.80 and 1,239,544,091,776
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Solution
The fourth proportional to 2,177,894,793,583.60, 3,005,758,363,447.80 and 1,239,544,091,776 is: 1,710,720,844,594.83
Step by Step Solution
- Step 1: Write the proportion equation
2,177,894,793,583.60 : 3,005,758,363,447.80 = 1,239,544,091,776 : x - Step 2: Convert to fraction form
2,177,894,793,583.60/3,005,758,363,447.80 = 1,239,544,091,776/x - Step 3: Cross multiply
2,177,894,793,583.60x = 3,005,758,363,447.80 × 1,239,544,091,776 - Step 4: Simplify right side
2,177,894,793,583.60x = 3,725,770,020,718,019,338,043,392 - Step 5: Solve for x
x = 3,725,770,020,718,019,338,043,392/2,177,894,793,583.60 - Step 6: Final answer
x = 1,710,720,844,594.83
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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.