Finding the Fourth Proportional to 2,623,227,359.73, 3,620,044,967.73 and 1,433,795,639.46
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Solution
The fourth proportional to 2,623,227,359.73, 3,620,044,967.73 and 1,433,795,639.46 is: 1,978,633,178.76
Step by Step Solution
- Step 1: Write the proportion equation
2,623,227,359.73 : 3,620,044,967.73 = 1,433,795,639.46 : x - Step 2: Convert to fraction form
2,623,227,359.73/3,620,044,967.73 = 1,433,795,639.46/x - Step 3: Cross multiply
2,623,227,359.73x = 3,620,044,967.73 × 1,433,795,639.46 - Step 4: Simplify right side
2,623,227,359.73x = 5,190,404,689,380,390,912 - Step 5: Solve for x
x = 5,190,404,689,380,390,912/2,623,227,359.73 - Step 6: Final answer
x = 1,978,633,178.76
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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.