Finding the Fourth Proportional to 132,358,438.24, 198,464,759.38 and 54,617,671.18
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Solution
The fourth proportional to 132,358,438.24, 198,464,759.38 and 54,617,671.18 is: 81,896,425.44
Step by Step Solution
- Step 1: Write the proportion equation
132,358,438.24 : 198,464,759.38 = 54,617,671.18 : x - Step 2: Convert to fraction form
132,358,438.24/198,464,759.38 = 54,617,671.18/x - Step 3: Cross multiply
132,358,438.24x = 198,464,759.38 × 54,617,671.18 - Step 4: Simplify right side
132,358,438.24x = 10,839,682,968,001,954 - Step 5: Solve for x
x = 10,839,682,968,001,954/132,358,438.24 - Step 6: Final answer
x = 81,896,425.44
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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.