Finding the Fourth Proportional to 84,372,301.26, 116,432,917.98 and 46,695,538.50
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Solution
The fourth proportional to 84,372,301.26, 116,432,917.98 and 46,695,538.50 is: 64,439,368.41
Step by Step Solution
- Step 1: Write the proportion equation
84,372,301.26 : 116,432,917.98 = 46,695,538.50 : x - Step 2: Convert to fraction form
84,372,301.26/116,432,917.98 = 46,695,538.50/x - Step 3: Cross multiply
84,372,301.26x = 116,432,917.98 × 46,695,538.50 - Step 4: Simplify right side
84,372,301.26x = 5,436,897,804,202,432 - Step 5: Solve for x
x = 5,436,897,804,202,432/84,372,301.26 - Step 6: Final answer
x = 64,439,368.41
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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.