Finding the Fourth Proportional to 8,917,761,487.18, 13,367,806,489.52 and 4,187,615,977.08
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Solution
The fourth proportional to 8,917,761,487.18, 13,367,806,489.52 and 4,187,615,977.08 is: 6,277,274,864.83
Step by Step Solution
- Step 1: Write the proportion equation
8,917,761,487.18 : 13,367,806,489.52 = 4,187,615,977.08 : x - Step 2: Convert to fraction form
8,917,761,487.18/13,367,806,489.52 = 4,187,615,977.08/x - Step 3: Cross multiply
8,917,761,487.18x = 13,367,806,489.52 × 4,187,615,977.08 - Step 4: Simplify right side
8,917,761,487.18x = 55,979,240,034,005,114,880 - Step 5: Solve for x
x = 55,979,240,034,005,114,880/8,917,761,487.18 - Step 6: Final answer
x = 6,277,274,864.83
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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.