Finding the Fourth Proportional to 163,858,564.09, 245,616,175 and 76,347,923.50
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Solution
The fourth proportional to 163,858,564.09, 245,616,175 and 76,347,923.50 is: 114,441,897.15
Step by Step Solution
- Step 1: Write the proportion equation
163,858,564.09 : 245,616,175 = 76,347,923.50 : x - Step 2: Convert to fraction form
163,858,564.09/245,616,175 = 76,347,923.50/x - Step 3: Cross multiply
163,858,564.09x = 245,616,175 × 76,347,923.50 - Step 4: Simplify right side
163,858,564.09x = 18,752,284,939,262,612 - Step 5: Solve for x
x = 18,752,284,939,262,612/163,858,564.09 - Step 6: Final answer
x = 114,441,897.15
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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.