Finding the Fourth Proportional to 144,628,582.68, 216,918,887.94 and 47,585,473.56
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Solution
The fourth proportional to 144,628,582.68, 216,918,887.94 and 47,585,473.56 is: 71,370,318.48
Step by Step Solution
- Step 1: Write the proportion equation
144,628,582.68 : 216,918,887.94 = 47,585,473.56 : x - Step 2: Convert to fraction form
144,628,582.68/216,918,887.94 = 47,585,473.56/x - Step 3: Cross multiply
144,628,582.68x = 216,918,887.94 × 47,585,473.56 - Step 4: Simplify right side
144,628,582.68x = 10,322,188,006,733,474 - Step 5: Solve for x
x = 10,322,188,006,733,474/144,628,582.68 - Step 6: Final answer
x = 71,370,318.48
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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.