Finding the Fourth Proportional to 88,584,861.80, 132,877,292.70 and 48,274,077.80
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Solution
The fourth proportional to 88,584,861.80, 132,877,292.70 and 48,274,077.80 is: 72,411,116.70
Step by Step Solution
- Step 1: Write the proportion equation
88,584,861.80 : 132,877,292.70 = 48,274,077.80 : x - Step 2: Convert to fraction form
88,584,861.80/132,877,292.70 = 48,274,077.80/x - Step 3: Cross multiply
88,584,861.80x = 132,877,292.70 × 48,274,077.80 - Step 4: Simplify right side
88,584,861.80x = 6,414,528,765,653,172 - Step 5: Solve for x
x = 6,414,528,765,653,172/88,584,861.80 - Step 6: Final answer
x = 72,411,116.70
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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.