Finding the Fourth Proportional to 79,807,874,635.20, 110,135,158,754.04 and 43,185,990,174.42
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Solution
The fourth proportional to 79,807,874,635.20, 110,135,158,754.04 and 43,185,990,174.42 is: 59,596,824,317.79
Step by Step Solution
- Step 1: Write the proportion equation
79,807,874,635.20 : 110,135,158,754.04 = 43,185,990,174.42 : x - Step 2: Convert to fraction form
79,807,874,635.20/110,135,158,754.04 = 43,185,990,174.42/x - Step 3: Cross multiply
79,807,874,635.20x = 110,135,158,754.04 × 43,185,990,174.42 - Step 4: Simplify right side
79,807,874,635.20x = 4,756,295,883,810,157,887,488 - Step 5: Solve for x
x = 4,756,295,883,810,157,887,488/79,807,874,635.20 - Step 6: Final answer
x = 59,596,824,317.79
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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.