Finding the Fourth Proportional to 1,737,522,028.40, 2,606,283,042.60 and 921,228,652.40
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Solution
The fourth proportional to 1,737,522,028.40, 2,606,283,042.60 and 921,228,652.40 is: 1,381,842,978.60
Step by Step Solution
- Step 1: Write the proportion equation
1,737,522,028.40 : 2,606,283,042.60 = 921,228,652.40 : x - Step 2: Convert to fraction form
1,737,522,028.40/2,606,283,042.60 = 921,228,652.40/x - Step 3: Cross multiply
1,737,522,028.40x = 2,606,283,042.60 × 921,228,652.40 - Step 4: Simplify right side
1,737,522,028.40x = 2,400,982,615,107,369,472 - Step 5: Solve for x
x = 2,400,982,615,107,369,472/1,737,522,028.40 - Step 6: Final answer
x = 1,381,842,978.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.