Finding the Fourth Proportional to 161,736,122.60, 242,604,183.90 and 110,717,786.60
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Solution
The fourth proportional to 161,736,122.60, 242,604,183.90 and 110,717,786.60 is: 166,076,679.90
Step by Step Solution
- Step 1: Write the proportion equation
161,736,122.60 : 242,604,183.90 = 110,717,786.60 : x - Step 2: Convert to fraction form
161,736,122.60/242,604,183.90 = 110,717,786.60/x - Step 3: Cross multiply
161,736,122.60x = 242,604,183.90 × 110,717,786.60 - Step 4: Simplify right side
161,736,122.60x = 26,860,598,261,307,356 - Step 5: Solve for x
x = 26,860,598,261,307,356/161,736,122.60 - Step 6: Final answer
x = 166,076,679.90
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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.