Finding the Fourth Proportional to 18,883,370,122.01, 26,070,811,229.36 and 12,020,638,954.31
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Solution
The fourth proportional to 18,883,370,122.01, 26,070,811,229.36 and 12,020,638,954.31 is: 16,595,968,146.00
Step by Step Solution
- Step 1: Write the proportion equation
18,883,370,122.01 : 26,070,811,229.36 = 12,020,638,954.31 : x - Step 2: Convert to fraction form
18,883,370,122.01/26,070,811,229.36 = 12,020,638,954.31/x - Step 3: Cross multiply
18,883,370,122.01x = 26,070,811,229.36 × 12,020,638,954.31 - Step 4: Simplify right side
18,883,370,122.01x = 313,387,809,033,916,973,056 - Step 5: Solve for x
x = 313,387,809,033,916,973,056/18,883,370,122.01 - Step 6: Final answer
x = 16,595,968,146.00
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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.