Finding the Fourth Proportional to 1,687,612,244.40, 2,530,881,735.60 and 1,577,441,232.36
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Solution
The fourth proportional to 1,687,612,244.40, 2,530,881,735.60 and 1,577,441,232.36 is: 2,365,660,249.98
Step by Step Solution
- Step 1: Write the proportion equation
1,687,612,244.40 : 2,530,881,735.60 = 1,577,441,232.36 : x - Step 2: Convert to fraction form
1,687,612,244.40/2,530,881,735.60 = 1,577,441,232.36/x - Step 3: Cross multiply
1,687,612,244.40x = 2,530,881,735.60 × 1,577,441,232.36 - Step 4: Simplify right side
1,687,612,244.40x = 3,992,317,203,962,279,424 - Step 5: Solve for x
x = 3,992,317,203,962,279,424/1,687,612,244.40 - Step 6: Final answer
x = 2,365,660,249.98
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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.