Finding the Fourth Proportional to 221,184,134.36, 331,830,219.59 and 73,631,409.23
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Solution
The fourth proportional to 221,184,134.36, 331,830,219.59 and 73,631,409.23 is: 110,465,096.26
Step by Step Solution
- Step 1: Write the proportion equation
221,184,134.36 : 331,830,219.59 = 73,631,409.23 : x - Step 2: Convert to fraction form
221,184,134.36/331,830,219.59 = 73,631,409.23/x - Step 3: Cross multiply
221,184,134.36x = 331,830,219.59 × 73,631,409.23 - Step 4: Simplify right side
221,184,134.36x = 24,433,126,693,887,520 - Step 5: Solve for x
x = 24,433,126,693,887,520/221,184,134.36 - Step 6: Final answer
x = 110,465,096.26
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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.