Finding the Fourth Proportional to 3,384,667,625.16, 5,074,331,305.14 and 2,138,471,373.90
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Solution
The fourth proportional to 3,384,667,625.16, 5,074,331,305.14 and 2,138,471,373.90 is: 3,206,020,040.80
Step by Step Solution
- Step 1: Write the proportion equation
3,384,667,625.16 : 5,074,331,305.14 = 2,138,471,373.90 : x - Step 2: Convert to fraction form
3,384,667,625.16/5,074,331,305.14 = 2,138,471,373.90/x - Step 3: Cross multiply
3,384,667,625.16x = 5,074,331,305.14 × 2,138,471,373.90 - Step 4: Simplify right side
3,384,667,625.16x = 10,851,312,237,726,517,248 - Step 5: Solve for x
x = 10,851,312,237,726,517,248/3,384,667,625.16 - Step 6: Final answer
x = 3,206,020,040.80
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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.