Finding the Fourth Proportional to 8,391,084,343.76, 11,579,970,466.61 and 4,580,810,461.05
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Solution
The fourth proportional to 8,391,084,343.76, 11,579,970,466.61 and 4,580,810,461.05 is: 6,321,668,056.11
Step by Step Solution
- Step 1: Write the proportion equation
8,391,084,343.76 : 11,579,970,466.61 = 4,580,810,461.05 : x - Step 2: Convert to fraction form
8,391,084,343.76/11,579,970,466.61 = 4,580,810,461.05/x - Step 3: Cross multiply
8,391,084,343.76x = 11,579,970,466.61 × 4,580,810,461.05 - Step 4: Simplify right side
8,391,084,343.76x = 53,045,649,852,074,229,760 - Step 5: Solve for x
x = 53,045,649,852,074,229,760/8,391,084,343.76 - Step 6: Final answer
x = 6,321,668,056.11
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1.5x scale
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.