Finding the Fourth Proportional to 86,252,048,351.37, 129,380,708,257.29 and 29,591,116,565.12
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Solution
The fourth proportional to 86,252,048,351.37, 129,380,708,257.29 and 29,591,116,565.12 is: 44,387,579,106.79
Step by Step Solution
- Step 1: Write the proportion equation
86,252,048,351.37 : 129,380,708,257.29 = 29,591,116,565.12 : x - Step 2: Convert to fraction form
86,252,048,351.37/129,380,708,257.29 = 29,591,116,565.12/x - Step 3: Cross multiply
86,252,048,351.37x = 129,380,708,257.29 × 29,591,116,565.12 - Step 4: Simplify right side
86,252,048,351.37x = 3,828,519,619,319,251,861,504 - Step 5: Solve for x
x = 3,828,519,619,319,251,861,504/86,252,048,351.37 - Step 6: Final answer
x = 44,387,579,106.79
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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.