Finding the Fourth Proportional to 1,593,236,717,000.90, 2,198,673,293,792.80 and 861,625,123,579.96
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Solution
The fourth proportional to 1,593,236,717,000.90, 2,198,673,293,792.80 and 861,625,123,579.96 is: 1,189,046,252,990.11
Step by Step Solution
- Step 1: Write the proportion equation
1,593,236,717,000.90 : 2,198,673,293,792.80 = 861,625,123,579.96 : x - Step 2: Convert to fraction form
1,593,236,717,000.90/2,198,673,293,792.80 = 861,625,123,579.96/x - Step 3: Cross multiply
1,593,236,717,000.90x = 2,198,673,293,792.80 × 861,625,123,579.96 - Step 4: Simplify right side
1,593,236,717,000.90x = 1,894,432,148,476,179,010,027,520 - Step 5: Solve for x
x = 1,894,432,148,476,179,010,027,520/1,593,236,717,000.90 - Step 6: Final answer
x = 1,189,046,252,990.11
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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.