Finding the Fourth Proportional to 167,847,536.46, 251,707,531.74 and 80,319,208.62
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Solution
The fourth proportional to 167,847,536.46, 251,707,531.74 and 80,319,208.62 is: 120,448,295.99
Step by Step Solution
- Step 1: Write the proportion equation
167,847,536.46 : 251,707,531.74 = 80,319,208.62 : x - Step 2: Convert to fraction form
167,847,536.46/251,707,531.74 = 80,319,208.62/x - Step 3: Cross multiply
167,847,536.46x = 251,707,531.74 × 80,319,208.62 - Step 4: Simplify right side
167,847,536.46x = 20,216,949,753,050,332 - Step 5: Solve for x
x = 20,216,949,753,050,332/167,847,536.46 - Step 6: Final answer
x = 120,448,295.99
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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.