Finding the Fourth Proportional to 97,716,565.20, 146,564,350.20 and 25,912,981.20
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Solution
The fourth proportional to 97,716,565.20, 146,564,350.20 and 25,912,981.20 is: 38,866,687.99
Step by Step Solution
- Step 1: Write the proportion equation
97,716,565.20 : 146,564,350.20 = 25,912,981.20 : x - Step 2: Convert to fraction form
97,716,565.20/146,564,350.20 = 25,912,981.20/x - Step 3: Cross multiply
97,716,565.20x = 146,564,350.20 × 25,912,981.20 - Step 4: Simplify right side
97,716,565.20x = 3,797,919,251,322,816 - Step 5: Solve for x
x = 3,797,919,251,322,816/97,716,565.20 - Step 6: Final answer
x = 38,866,687.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.