Finding the Fourth Proportional to 80,536,948.44, 120,783,374.70 and 22,230,687.96
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Solution
The fourth proportional to 80,536,948.44, 120,783,374.70 and 22,230,687.96 is: 33,339,946.02
Step by Step Solution
- Step 1: Write the proportion equation
80,536,948.44 : 120,783,374.70 = 22,230,687.96 : x - Step 2: Convert to fraction form
80,536,948.44/120,783,374.70 = 22,230,687.96/x - Step 3: Cross multiply
80,536,948.44x = 120,783,374.70 × 22,230,687.96 - Step 4: Simplify right side
80,536,948.44x = 2,685,097,513,711,459 - Step 5: Solve for x
x = 2,685,097,513,711,459/80,536,948.44 - Step 6: Final answer
x = 33,339,946.02
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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.