Finding the Fourth Proportional to 112,221,974.48, 168,184,148.52 and 57,632,354.96
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Solution
The fourth proportional to 112,221,974.48, 168,184,148.52 and 57,632,354.96 is: 86,372,108.42
Step by Step Solution
- Step 1: Write the proportion equation
112,221,974.48 : 168,184,148.52 = 57,632,354.96 : x - Step 2: Convert to fraction form
112,221,974.48/168,184,148.52 = 57,632,354.96/x - Step 3: Cross multiply
112,221,974.48x = 168,184,148.52 × 57,632,354.96 - Step 4: Simplify right side
112,221,974.48x = 9,692,848,546,786,580 - Step 5: Solve for x
x = 9,692,848,546,786,580/112,221,974.48 - Step 6: Final answer
x = 86,372,108.42
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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.