Finding the Fourth Proportional to 221,184,139.61, 331,830,227.48 and 73,631,414.48
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Solution
The fourth proportional to 221,184,139.61, 331,830,227.48 and 73,631,414.48 is: 110,465,104.14
Step by Step Solution
- Step 1: Write the proportion equation
221,184,139.61 : 331,830,227.48 = 73,631,414.48 : x - Step 2: Convert to fraction form
221,184,139.61/331,830,227.48 = 73,631,414.48/x - Step 3: Cross multiply
221,184,139.61x = 331,830,227.48 × 73,631,414.48 - Step 4: Simplify right side
221,184,139.61x = 24,433,129,014,545,256 - Step 5: Solve for x
x = 24,433,129,014,545,256/221,184,139.61 - Step 6: Final answer
x = 110,465,104.14
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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.