Finding the Fourth Proportional to 6,360,117,189.21, 9,542,122,790.54 and 3,256,897,029.21
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Solution
The fourth proportional to 6,360,117,189.21, 9,542,122,790.54 and 3,256,897,029.21 is: 4,886,342,569.53
Step by Step Solution
- Step 1: Write the proportion equation
6,360,117,189.21 : 9,542,122,790.54 = 3,256,897,029.21 : x - Step 2: Convert to fraction form
6,360,117,189.21/9,542,122,790.54 = 3,256,897,029.21/x - Step 3: Cross multiply
6,360,117,189.21x = 9,542,122,790.54 × 3,256,897,029.21 - Step 4: Simplify right side
6,360,117,189.21x = 31,077,711,368,850,477,056 - Step 5: Solve for x
x = 31,077,711,368,850,477,056/6,360,117,189.21 - Step 6: Final answer
x = 4,886,342,569.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.