Finding the Fourth Proportional to 195,861,239.30, 270,288,497.88 and 107,753,346.81
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Solution
The fourth proportional to 195,861,239.30, 270,288,497.88 and 107,753,346.81 is: 148,699,611.80
Step by Step Solution
- Step 1: Write the proportion equation
195,861,239.30 : 270,288,497.88 = 107,753,346.81 : x - Step 2: Convert to fraction form
195,861,239.30/270,288,497.88 = 107,753,346.81/x - Step 3: Cross multiply
195,861,239.30x = 270,288,497.88 × 107,753,346.81 - Step 4: Simplify right side
195,861,239.30x = 29,124,490,250,817,588 - Step 5: Solve for x
x = 29,124,490,250,817,588/195,861,239.30 - Step 6: Final answer
x = 148,699,611.80
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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.