Finding the Fourth Proportional to 5,313,948,161.24, 7,967,838,435.06 and 2,515,893,215.96
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Solution
The fourth proportional to 5,313,948,161.24, 7,967,838,435.06 and 2,515,893,215.96 is: 3,772,379,793.02
Step by Step Solution
- Step 1: Write the proportion equation
5,313,948,161.24 : 7,967,838,435.06 = 2,515,893,215.96 : x - Step 2: Convert to fraction form
5,313,948,161.24/7,967,838,435.06 = 2,515,893,215.96/x - Step 3: Cross multiply
5,313,948,161.24x = 7,967,838,435.06 × 2,515,893,215.96 - Step 4: Simplify right side
5,313,948,161.24x = 20,046,230,664,632,799,232 - Step 5: Solve for x
x = 20,046,230,664,632,799,232/5,313,948,161.24 - Step 6: Final answer
x = 3,772,379,793.02
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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.