Finding the Fourth Proportional to 134,361,489.31, 201,574,217.64 and 43,485,078.31
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Solution
The fourth proportional to 134,361,489.31, 201,574,217.64 and 43,485,078.31 is: 65,237,968.74
Step by Step Solution
- Step 1: Write the proportion equation
134,361,489.31 : 201,574,217.64 = 43,485,078.31 : x - Step 2: Convert to fraction form
134,361,489.31/201,574,217.64 = 43,485,078.31/x - Step 3: Cross multiply
134,361,489.31x = 201,574,217.64 × 43,485,078.31 - Step 4: Simplify right side
134,361,489.31x = 8,765,470,639,352,383 - Step 5: Solve for x
x = 8,765,470,639,352,383/134,361,489.31 - Step 6: Final answer
x = 65,237,968.74
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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.