Finding the Fourth Proportional to 7,320,846,794.22, 10,103,872,912.66 and 4,464,646,036.88
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Solution
The fourth proportional to 7,320,846,794.22, 10,103,872,912.66 and 4,464,646,036.88 is: 6,161,885,014.75
Step by Step Solution
- Step 1: Write the proportion equation
7,320,846,794.22 : 10,103,872,912.66 = 4,464,646,036.88 : x - Step 2: Convert to fraction form
7,320,846,794.22/10,103,872,912.66 = 4,464,646,036.88/x - Step 3: Cross multiply
7,320,846,794.22x = 10,103,872,912.66 × 4,464,646,036.88 - Step 4: Simplify right side
7,320,846,794.22x = 45,110,216,156,600,590,336 - Step 5: Solve for x
x = 45,110,216,156,600,590,336/7,320,846,794.22 - Step 6: Final answer
x = 6,161,885,014.75
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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.