Finding the Fourth Proportional to 132,861,429.58, 183,348,886.97 and 74,124,103.81
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Solution
The fourth proportional to 132,861,429.58, 183,348,886.97 and 74,124,103.81 is: 102,291,326.94
Step by Step Solution
- Step 1: Write the proportion equation
132,861,429.58 : 183,348,886.97 = 74,124,103.81 : x - Step 2: Convert to fraction form
132,861,429.58/183,348,886.97 = 74,124,103.81/x - Step 3: Cross multiply
132,861,429.58x = 183,348,886.97 × 74,124,103.81 - Step 4: Simplify right side
132,861,429.58x = 13,590,571,931,212,236 - Step 5: Solve for x
x = 13,590,571,931,212,236/132,861,429.58 - Step 6: Final answer
x = 102,291,326.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.