Finding the Fourth Proportional to 165,972,853.70, 229,062,622.51 and 94,463,121.70
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Solution
The fourth proportional to 165,972,853.70, 229,062,622.51 and 94,463,121.70 is: 130,370,538.94
Step by Step Solution
- Step 1: Write the proportion equation
165,972,853.70 : 229,062,622.51 = 94,463,121.70 : x - Step 2: Convert to fraction form
165,972,853.70/229,062,622.51 = 94,463,121.70/x - Step 3: Cross multiply
165,972,853.70x = 229,062,622.51 × 94,463,121.70 - Step 4: Simplify right side
165,972,853.70x = 21,637,970,387,083,288 - Step 5: Solve for x
x = 21,637,970,387,083,288/165,972,853.70 - Step 6: Final answer
x = 130,370,538.94
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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.