Finding the Fourth Proportional to 117,956,325.20, 176,934,487.80 and 97,800,933.20
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Solution
The fourth proportional to 117,956,325.20, 176,934,487.80 and 97,800,933.20 is: 146,701,399.80
Step by Step Solution
- Step 1: Write the proportion equation
117,956,325.20 : 176,934,487.80 = 97,800,933.20 : x - Step 2: Convert to fraction form
117,956,325.20/176,934,487.80 = 97,800,933.20/x - Step 3: Cross multiply
117,956,325.20x = 176,934,487.80 × 97,800,933.20 - Step 4: Simplify right side
117,956,325.20x = 17,304,358,022,104,016 - Step 5: Solve for x
x = 17,304,358,022,104,016/117,956,325.20 - Step 6: Final answer
x = 146,701,399.80
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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.