Finding the Fourth Proportional to 1,576,203,207.40, 2,364,304,811.10 and 996,507,364.60
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Solution
The fourth proportional to 1,576,203,207.40, 2,364,304,811.10 and 996,507,364.60 is: 1,494,761,046.90
Step by Step Solution
- Step 1: Write the proportion equation
1,576,203,207.40 : 2,364,304,811.10 = 996,507,364.60 : x - Step 2: Convert to fraction form
1,576,203,207.40/2,364,304,811.10 = 996,507,364.60/x - Step 3: Cross multiply
1,576,203,207.40x = 2,364,304,811.10 × 996,507,364.60 - Step 4: Simplify right side
1,576,203,207.40x = 2,356,047,156,420,361,728 - Step 5: Solve for x
x = 2,356,047,156,420,361,728/1,576,203,207.40 - Step 6: Final answer
x = 1,494,761,046.90
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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.