Finding the Fourth Proportional to 219,675,366.44, 303,131,968.63 and 130,351,918.17
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Solution
The fourth proportional to 219,675,366.44, 303,131,968.63 and 130,351,918.17 is: 179,873,757.40
Step by Step Solution
- Step 1: Write the proportion equation
219,675,366.44 : 303,131,968.63 = 130,351,918.17 : x - Step 2: Convert to fraction form
219,675,366.44/303,131,968.63 = 130,351,918.17/x - Step 3: Cross multiply
219,675,366.44x = 303,131,968.63 × 130,351,918.17 - Step 4: Simplify right side
219,675,366.44x = 39,513,833,569,568,768 - Step 5: Solve for x
x = 39,513,833,569,568,768/219,675,366.44 - Step 6: Final answer
x = 179,873,757.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.