Finding the Fourth Proportional to 365,826,282.99, 548,651,562.20 and 168,900,489.58
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Solution
The fourth proportional to 365,826,282.99, 548,651,562.20 and 168,900,489.58 is: 253,310,168.71
Step by Step Solution
- Step 1: Write the proportion equation
365,826,282.99 : 548,651,562.20 = 168,900,489.58 : x - Step 2: Convert to fraction form
365,826,282.99/548,651,562.20 = 168,900,489.58/x - Step 3: Cross multiply
365,826,282.99x = 548,651,562.20 × 168,900,489.58 - Step 4: Simplify right side
365,826,282.99x = 92,667,517,464,329,648 - Step 5: Solve for x
x = 92,667,517,464,329,648/365,826,282.99 - Step 6: Final answer
x = 253,310,168.71
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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.