Finding the Fourth Proportional to 217,880,434.14, 326,627,147.97 and 84,902,501.06
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Solution
The fourth proportional to 217,880,434.14, 326,627,147.97 and 84,902,501.06 is: 127,278,348.27
Step by Step Solution
- Step 1: Write the proportion equation
217,880,434.14 : 326,627,147.97 = 84,902,501.06 : x - Step 2: Convert to fraction form
217,880,434.14/326,627,147.97 = 84,902,501.06/x - Step 3: Cross multiply
217,880,434.14x = 326,627,147.97 × 84,902,501.06 - Step 4: Simplify right side
217,880,434.14x = 27,731,461,776,747,704 - Step 5: Solve for x
x = 27,731,461,776,747,704/217,880,434.14 - Step 6: Final answer
x = 127,278,348.27
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.