Finding the Fourth Proportional to 440,665,293.84, 660,974,020.20 and 133,933,491.96
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Solution
The fourth proportional to 440,665,293.84, 660,974,020.20 and 133,933,491.96 is: 200,892,967.65
Step by Step Solution
- Step 1: Write the proportion equation
440,665,293.84 : 660,974,020.20 = 133,933,491.96 : x - Step 2: Convert to fraction form
440,665,293.84/660,974,020.20 = 133,933,491.96/x - Step 3: Cross multiply
440,665,293.84x = 660,974,020.20 × 133,933,491.96 - Step 4: Simplify right side
440,665,293.84x = 88,526,558,620,225,584 - Step 5: Solve for x
x = 88,526,558,620,225,584/440,665,293.84 - Step 6: Final answer
x = 200,892,967.65
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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.