Finding the Fourth Proportional to 84,519,620.19, 116,636,815.71 and 46,845,186.30
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Solution
The fourth proportional to 84,519,620.19, 116,636,815.71 and 46,845,186.30 is: 64,646,212.90
Step by Step Solution
- Step 1: Write the proportion equation
84,519,620.19 : 116,636,815.71 = 46,845,186.30 : x - Step 2: Convert to fraction form
84,519,620.19/116,636,815.71 = 46,845,186.30/x - Step 3: Cross multiply
84,519,620.19x = 116,636,815.71 × 46,845,186.30 - Step 4: Simplify right side
84,519,620.19x = 5,463,873,361,373,716 - Step 5: Solve for x
x = 5,463,873,361,373,716/84,519,620.19 - Step 6: Final answer
x = 64,646,212.90
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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.