Finding the Fourth Proportional to 129,862,730.58, 194,748,148.81 and 37,727,300.12
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Solution
The fourth proportional to 129,862,730.58, 194,748,148.81 and 37,727,300.12 is: 56,577,601.79
Step by Step Solution
- Step 1: Write the proportion equation
129,862,730.58 : 194,748,148.81 = 37,727,300.12 : x - Step 2: Convert to fraction form
129,862,730.58/194,748,148.81 = 37,727,300.12/x - Step 3: Cross multiply
129,862,730.58x = 194,748,148.81 × 37,727,300.12 - Step 4: Simplify right side
129,862,730.58x = 7,347,321,857,969,290 - Step 5: Solve for x
x = 7,347,321,857,969,290/129,862,730.58 - Step 6: Final answer
x = 56,577,601.79
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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.