Finding the Fourth Proportional to 9,082,489,806.40, 13,621,183,792.80 and 2,873,558,315.20
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Solution
The fourth proportional to 9,082,489,806.40, 13,621,183,792.80 and 2,873,558,315.20 is: 4,309,530,402.45
Step by Step Solution
- Step 1: Write the proportion equation
9,082,489,806.40 : 13,621,183,792.80 = 2,873,558,315.20 : x - Step 2: Convert to fraction form
9,082,489,806.40/13,621,183,792.80 = 2,873,558,315.20/x - Step 3: Cross multiply
9,082,489,806.40x = 13,621,183,792.80 × 2,873,558,315.20 - Step 4: Simplify right side
9,082,489,806.40x = 39,141,265,950,667,907,072 - Step 5: Solve for x
x = 39,141,265,950,667,907,072/9,082,489,806.40 - Step 6: Final answer
x = 4,309,530,402.45
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1.5x scale
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.