Finding the Fourth Proportional to 4,663,180,449.80, 6,435,178,090.26 and 2,656,015,198.28
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Solution
The fourth proportional to 4,663,180,449.80, 6,435,178,090.26 and 2,656,015,198.28 is: 3,665,294,747.94
Step by Step Solution
- Step 1: Write the proportion equation
4,663,180,449.80 : 6,435,178,090.26 = 2,656,015,198.28 : x - Step 2: Convert to fraction form
4,663,180,449.80/6,435,178,090.26 = 2,656,015,198.28/x - Step 3: Cross multiply
4,663,180,449.80x = 6,435,178,090.26 × 2,656,015,198.28 - Step 4: Simplify right side
4,663,180,449.80x = 17,091,930,811,369,027,584 - Step 5: Solve for x
x = 17,091,930,811,369,027,584/4,663,180,449.80 - Step 6: Final answer
x = 3,665,294,747.94
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1.5x scale
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.