Finding the Fourth Proportional to 2,177,894,793,596.50, 3,005,758,363,465.80 and 1,239,544,091,789
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Solution
The fourth proportional to 2,177,894,793,596.50, 3,005,758,363,465.80 and 1,239,544,091,789 is: 1,710,720,844,612.88
Step by Step Solution
- Step 1: Write the proportion equation
2,177,894,793,596.50 : 3,005,758,363,465.80 = 1,239,544,091,789 : x - Step 2: Convert to fraction form
2,177,894,793,596.50/3,005,758,363,465.80 = 1,239,544,091,789/x - Step 3: Cross multiply
2,177,894,793,596.50x = 3,005,758,363,465.80 × 1,239,544,091,789 - Step 4: Simplify right side
2,177,894,793,596.50x = 3,725,770,020,779,405,694,992,384 - Step 5: Solve for x
x = 3,725,770,020,779,405,694,992,384/2,177,894,793,596.50 - Step 6: Final answer
x = 1,710,720,844,612.88
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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.