Finding the Fourth Proportional to 173,161,569.70, 259,742,354.55 and 107,404,603.30
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Solution
The fourth proportional to 173,161,569.70, 259,742,354.55 and 107,404,603.30 is: 161,106,904.95
Step by Step Solution
- Step 1: Write the proportion equation
173,161,569.70 : 259,742,354.55 = 107,404,603.30 : x - Step 2: Convert to fraction form
173,161,569.70/259,742,354.55 = 107,404,603.30/x - Step 3: Cross multiply
173,161,569.70x = 259,742,354.55 × 107,404,603.30 - Step 4: Simplify right side
173,161,569.70x = 27,897,524,550,650,700 - Step 5: Solve for x
x = 27,897,524,550,650,700/173,161,569.70 - Step 6: Final answer
x = 161,106,904.95
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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.