Finding the Fourth Proportional to 5,107,841,879.44, 7,048,818,675.84 and 2,760,998,423.44
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Solution
The fourth proportional to 5,107,841,879.44, 7,048,818,675.84 and 2,760,998,423.44 is: 3,810,176,139.06
Step by Step Solution
- Step 1: Write the proportion equation
5,107,841,879.44 : 7,048,818,675.84 = 2,760,998,423.44 : x - Step 2: Convert to fraction form
5,107,841,879.44/7,048,818,675.84 = 2,760,998,423.44/x - Step 3: Cross multiply
5,107,841,879.44x = 7,048,818,675.84 × 2,760,998,423.44 - Step 4: Simplify right side
5,107,841,879.44x = 19,461,777,251,108,667,392 - Step 5: Solve for x
x = 19,461,777,251,108,667,392/5,107,841,879.44 - Step 6: Final answer
x = 3,810,176,139.06
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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.