Finding the Fourth Proportional to 327,293,654.39, 451,674,809.63 and 178,624,316.99
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Solution
The fourth proportional to 327,293,654.39, 451,674,809.63 and 178,624,316.99 is: 246,506,778.51
Step by Step Solution
- Step 1: Write the proportion equation
327,293,654.39 : 451,674,809.63 = 178,624,316.99 : x - Step 2: Convert to fraction form
327,293,654.39/451,674,809.63 = 178,624,316.99/x - Step 3: Cross multiply
327,293,654.39x = 451,674,809.63 × 178,624,316.99 - Step 4: Simplify right side
327,293,654.39x = 80,680,104,371,747,024 - Step 5: Solve for x
x = 80,680,104,371,747,024/327,293,654.39 - Step 6: Final answer
x = 246,506,778.51
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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.