Finding the Fourth Proportional to 4,694,615,115.60, 6,478,632,028.74 and 2,551,264,321.38
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Solution
The fourth proportional to 4,694,615,115.60, 6,478,632,028.74 and 2,551,264,321.38 is: 3,520,779,092.49
Step by Step Solution
- Step 1: Write the proportion equation
4,694,615,115.60 : 6,478,632,028.74 = 2,551,264,321.38 : x - Step 2: Convert to fraction form
4,694,615,115.60/6,478,632,028.74 = 2,551,264,321.38/x - Step 3: Cross multiply
4,694,615,115.60x = 6,478,632,028.74 × 2,551,264,321.38 - Step 4: Simplify right side
4,694,615,115.60x = 16,528,702,746,274,088,960 - Step 5: Solve for x
x = 16,528,702,746,274,088,960/4,694,615,115.60 - Step 6: Final answer
x = 3,520,779,092.49
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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.