Finding the Fourth Proportional to 1,797,512,481,064.40, 2,695,996,292,490.20 and 489,215,112,913.80
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Solution
The fourth proportional to 1,797,512,481,064.40, 2,695,996,292,490.20 and 489,215,112,913.80 is: 733,748,524,441.28
Step by Step Solution
- Step 1: Write the proportion equation
1,797,512,481,064.40 : 2,695,996,292,490.20 = 489,215,112,913.80 : x - Step 2: Convert to fraction form
1,797,512,481,064.40/2,695,996,292,490.20 = 489,215,112,913.80/x - Step 3: Cross multiply
1,797,512,481,064.40x = 2,695,996,292,490.20 × 489,215,112,913.80 - Step 4: Simplify right side
1,797,512,481,064.40x = 1,318,922,130,645,779,358,941,184 - Step 5: Solve for x
x = 1,318,922,130,645,779,358,941,184/1,797,512,481,064.40 - Step 6: Final answer
x = 733,748,524,441.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.