Finding the Fourth Proportional to 107,585,492.51, 161,322,173.81 and 38,471,652.83
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Solution
The fourth proportional to 107,585,492.51, 161,322,173.81 and 38,471,652.83 is: 57,687,430.90
Step by Step Solution
- Step 1: Write the proportion equation
107,585,492.51 : 161,322,173.81 = 38,471,652.83 : x - Step 2: Convert to fraction form
107,585,492.51/161,322,173.81 = 38,471,652.83/x - Step 3: Cross multiply
107,585,492.51x = 161,322,173.81 × 38,471,652.83 - Step 4: Simplify right side
107,585,492.51x = 6,206,330,664,954,455 - Step 5: Solve for x
x = 6,206,330,664,954,455/107,585,492.51 - Step 6: Final answer
x = 57,687,430.90
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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.