Finding the Fourth Proportional to 182,101,157.76, 251,306,138.88 and 103,796,526.72
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Solution
The fourth proportional to 182,101,157.76, 251,306,138.88 and 103,796,526.72 is: 143,242,935.30
Step by Step Solution
- Step 1: Write the proportion equation
182,101,157.76 : 251,306,138.88 = 103,796,526.72 : x - Step 2: Convert to fraction form
182,101,157.76/251,306,138.88 = 103,796,526.72/x - Step 3: Cross multiply
182,101,157.76x = 251,306,138.88 × 103,796,526.72 - Step 4: Simplify right side
182,101,157.76x = 26,084,704,359,157,952 - Step 5: Solve for x
x = 26,084,704,359,157,952/182,101,157.76 - Step 6: Final answer
x = 143,242,935.30
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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.