Finding the Fourth Proportional to 1,760,372,438.40, 2,642,259,268.80 and 1,071,624,902.40
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Solution
The fourth proportional to 1,760,372,438.40, 2,642,259,268.80 and 1,071,624,902.40 is: 1,608,472,598.91
Step by Step Solution
- Step 1: Write the proportion equation
1,760,372,438.40 : 2,642,259,268.80 = 1,071,624,902.40 : x - Step 2: Convert to fraction form
1,760,372,438.40/2,642,259,268.80 = 1,071,624,902.40/x - Step 3: Cross multiply
1,760,372,438.40x = 2,642,259,268.80 × 1,071,624,902.40 - Step 4: Simplify right side
1,760,372,438.40x = 2,831,510,831,043,295,744 - Step 5: Solve for x
x = 2,831,510,831,043,295,744/1,760,372,438.40 - Step 6: Final answer
x = 1,608,472,598.91
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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.