Finding the Fourth Proportional to 68,277,961.16, 94,230,888.36 and 41,833,864.40
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Solution
The fourth proportional to 68,277,961.16, 94,230,888.36 and 41,833,864.40 is: 57,735,206.77
Step by Step Solution
- Step 1: Write the proportion equation
68,277,961.16 : 94,230,888.36 = 41,833,864.40 : x - Step 2: Convert to fraction form
68,277,961.16/94,230,888.36 = 41,833,864.40/x - Step 3: Cross multiply
68,277,961.16x = 94,230,888.36 × 41,833,864.40 - Step 4: Simplify right side
68,277,961.16x = 3,942,042,205,263,455 - Step 5: Solve for x
x = 3,942,042,205,263,455/68,277,961.16 - Step 6: Final answer
x = 57,735,206.77
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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.