Finding the Fourth Proportional to 290,764,658, 436,150,785.97 and 96,676,073.18
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Solution
The fourth proportional to 290,764,658, 436,150,785.97 and 96,676,073.18 is: 145,015,372.89
Step by Step Solution
- Step 1: Write the proportion equation
290,764,658 : 436,150,785.97 = 96,676,073.18 : x - Step 2: Convert to fraction form
290,764,658/436,150,785.97 = 96,676,073.18/x - Step 3: Cross multiply
290,764,658x = 436,150,785.97 × 96,676,073.18 - Step 4: Simplify right side
290,764,658x = 42,165,345,301,950,240 - Step 5: Solve for x
x = 42,165,345,301,950,240/290,764,658 - Step 6: Final answer
x = 145,015,372.89
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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.