Finding the Fourth Proportional to 91,234,207.16, 136,839,894.42 and 29,818,231.16
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Solution
The fourth proportional to 91,234,207.16, 136,839,894.42 and 29,818,231.16 is: 44,723,615.52
Step by Step Solution
- Step 1: Write the proportion equation
91,234,207.16 : 136,839,894.42 = 29,818,231.16 : x - Step 2: Convert to fraction form
91,234,207.16/136,839,894.42 = 29,818,231.16/x - Step 3: Cross multiply
91,234,207.16x = 136,839,894.42 × 29,818,231.16 - Step 4: Simplify right side
91,234,207.16x = 4,080,323,603,725,554 - Step 5: Solve for x
x = 4,080,323,603,725,554/91,234,207.16 - Step 6: Final answer
x = 44,723,615.52
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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.