Finding the Fourth Proportional to 2,314,477,920.24, 3,193,977,102.60 and 1,257,206,731.92
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Solution
The fourth proportional to 2,314,477,920.24, 3,193,977,102.60 and 1,257,206,731.92 is: 1,734,943,971.54
Step by Step Solution
- Step 1: Write the proportion equation
2,314,477,920.24 : 3,193,977,102.60 = 1,257,206,731.92 : x - Step 2: Convert to fraction form
2,314,477,920.24/3,193,977,102.60 = 1,257,206,731.92/x - Step 3: Cross multiply
2,314,477,920.24x = 3,193,977,102.60 × 1,257,206,731.92 - Step 4: Simplify right side
2,314,477,920.24x = 4,015,489,514,987,056,640 - Step 5: Solve for x
x = 4,015,489,514,987,056,640/2,314,477,920.24 - Step 6: Final answer
x = 1,734,943,971.54
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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.