Finding the Fourth Proportional to 2,314,477,921.68, 3,193,977,104.64 and 1,257,206,733.36
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Solution
The fourth proportional to 2,314,477,921.68, 3,193,977,104.64 and 1,257,206,733.36 is: 1,734,943,973.56
Step by Step Solution
- Step 1: Write the proportion equation
2,314,477,921.68 : 3,193,977,104.64 = 1,257,206,733.36 : x - Step 2: Convert to fraction form
2,314,477,921.68/3,193,977,104.64 = 1,257,206,733.36/x - Step 3: Cross multiply
2,314,477,921.68x = 3,193,977,104.64 × 1,257,206,733.36 - Step 4: Simplify right side
2,314,477,921.68x = 4,015,489,522,151,084,544 - Step 5: Solve for x
x = 4,015,489,522,151,084,544/2,314,477,921.68 - Step 6: Final answer
x = 1,734,943,973.56
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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.