Finding the Fourth Proportional to 98,321,910.75, 147,489,952.14 and 37,737,636.75
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Solution
The fourth proportional to 98,321,910.75, 147,489,952.14 and 37,737,636.75 is: 56,609,174.86
Step by Step Solution
- Step 1: Write the proportion equation
98,321,910.75 : 147,489,952.14 = 37,737,636.75 : x - Step 2: Convert to fraction form
98,321,910.75/147,489,952.14 = 37,737,636.75/x - Step 3: Cross multiply
98,321,910.75x = 147,489,952.14 × 37,737,636.75 - Step 4: Simplify right side
98,321,910.75x = 5,565,922,238,134,205 - Step 5: Solve for x
x = 5,565,922,238,134,205/98,321,910.75 - Step 6: Final answer
x = 56,609,174.86
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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.