Finding the Fourth Proportional to 6,138,634,205.93, 8,471,425,533.36 and 3,600,147,049.76
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Solution
The fourth proportional to 6,138,634,205.93, 8,471,425,533.36 and 3,600,147,049.76 is: 4,968,267,633.82
Step by Step Solution
- Step 1: Write the proportion equation
6,138,634,205.93 : 8,471,425,533.36 = 3,600,147,049.76 : x - Step 2: Convert to fraction form
6,138,634,205.93/8,471,425,533.36 = 3,600,147,049.76/x - Step 3: Cross multiply
6,138,634,205.93x = 8,471,425,533.36 × 3,600,147,049.76 - Step 4: Simplify right side
6,138,634,205.93x = 30,498,377,641,145,180,160 - Step 5: Solve for x
x = 30,498,377,641,145,180,160/6,138,634,205.93 - Step 6: Final answer
x = 4,968,267,633.82
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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.