Finding the Fourth Proportional to 7,206,347,029.92, 10,811,150,491.37 and 3,890,090,420.09
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Solution
The fourth proportional to 7,206,347,029.92, 10,811,150,491.37 and 3,890,090,420.09 is: 5,836,015,498.84
Step by Step Solution
- Step 1: Write the proportion equation
7,206,347,029.92 : 10,811,150,491.37 = 3,890,090,420.09 : x - Step 2: Convert to fraction form
7,206,347,029.92/10,811,150,491.37 = 3,890,090,420.09/x - Step 3: Cross multiply
7,206,347,029.92x = 10,811,150,491.37 × 3,890,090,420.09 - Step 4: Simplify right side
7,206,347,029.92x = 42,056,352,956,596,224,000 - Step 5: Solve for x
x = 42,056,352,956,596,224,000/7,206,347,029.92 - Step 6: Final answer
x = 5,836,015,498.84
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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.