Finding the Fourth Proportional to 2,288,170,009.98, 3,432,286,901.43 and 652,394,611.98
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Solution
The fourth proportional to 2,288,170,009.98, 3,432,286,901.43 and 652,394,611.98 is: 978,601,009.32
Step by Step Solution
- Step 1: Write the proportion equation
2,288,170,009.98 : 3,432,286,901.43 = 652,394,611.98 : x - Step 2: Convert to fraction form
2,288,170,009.98/3,432,286,901.43 = 652,394,611.98/x - Step 3: Cross multiply
2,288,170,009.98x = 3,432,286,901.43 × 652,394,611.98 - Step 4: Simplify right side
2,288,170,009.98x = 2,239,205,481,262,461,184 - Step 5: Solve for x
x = 2,239,205,481,262,461,184/2,288,170,009.98 - Step 6: Final answer
x = 978,601,009.32
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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.