Finding the Fourth Proportional to 3,701,631,620.93, 5,552,251,877.52 and 1,214,164,890.54
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Solution
The fourth proportional to 3,701,631,620.93, 5,552,251,877.52 and 1,214,164,890.54 is: 1,821,183,192.57
Step by Step Solution
- Step 1: Write the proportion equation
3,701,631,620.93 : 5,552,251,877.52 = 1,214,164,890.54 : x - Step 2: Convert to fraction form
3,701,631,620.93/5,552,251,877.52 = 1,214,164,890.54/x - Step 3: Cross multiply
3,701,631,620.93x = 5,552,251,877.52 × 1,214,164,890.54 - Step 4: Simplify right side
3,701,631,620.93x = 6,741,349,293,119,580,160 - Step 5: Solve for x
x = 6,741,349,293,119,580,160/3,701,631,620.93 - Step 6: Final answer
x = 1,821,183,192.57
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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.